Journal profile · Mathematics
International Journal of Number Theory
ISSN 1793-0421 · eISSN 1793-7310 · World Scientific Publishing Co. Pte Ltd · SINGAPORE · Quarterly
International Journal of Number Theory: CAS Zone 4 · Mathematics (2025 upgraded edition); impact factor 0.45; subscription journal; review 4–8 weeks (community reports); community-reported acceptance: easy; 119 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
International Journal of Number Theory is published by World Scientific Publishing Co. Pte Ltd and is in Zone 4 of Mathematics in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Analytic Number Theory Research, Algebraic Geometry and Number Theory and Advanced Mathematical Identities, together about 48.7% of its articles. Its main subfields are Discrete Mathematics and Combinatorics. (generated from OpenAlex topic counts and CAS ranking data)
This journal publishes original research papers and review articles on all areas of Number Theory, including elementary number theory, analytic number theory, algebraic number theory, arithmetic algebraic geometry, geometry of numbers, diophantine equations, diophantine approximation, transcendental number theory, probabilistic number theory, modular forms, multiplicative number theory, additive number theory, partitions, and computational number theory.
Source: LetPub
Research area (LetPub): Mathematics
Main research topics OpenAlex counts of recent articles; shares are approximate
- Analytic Number Theory ResearchMathematics20.8%
- Algebraic Geometry and Number TheoryMathematics14.2%
- Advanced Mathematical IdentitiesMathematics13.7%
- Advanced Algebra and GeometryMathematics9.4%
- Advanced Combinatorial MathematicsMathematics5.8%
- Coding theory and cryptographyComputer Science4.4%
- Finite Group Theory ResearchMathematics3.6%
- Limits and Structures in Graph TheoryMathematics3.2%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Mathematics Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Mathematics | Zone 4 |
| Minor | Mathematics | Zone 4 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Mathematics Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Mathematics | Zone 4 |
| Minor | Mathematics | Zone 4 |
Top journal: noReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Mathematics Zone 3
| Level | Category | Zone |
|---|---|---|
| Major | Mathematics | Zone 3 |
| Minor | Mathematics | Zone 4 |
Top journal: noReview journal: no
Database indexing
SCIEScopusLetPub
International journal early-warning lists: not listed in any editionLetPub
Editions, and major and minor categories, are shown separately and never merged into one zone; check which edition your institution uses before you submit or report.
Metrics
Impact metrics and publication volume
Impact
- Impact factor
- 0.45LetPub ·
- CiteScore 2026-06
- 0.9LetPub ·
- SJR 2026-06
- 0.43LetPub ·
- SNIP 2026-06
- 0.76LetPub ·
- h-index
- 15LetPub ·
- h-index
- 36OpenAlex ·
- i10-index
- 394OpenAlex ·
- 2-year mean citedness
- 0.47OpenAlex ·
- Self-citation rate
- 20%LetPub ·
- Share of gold OA articles
- 1.37%LetPub ·
Volume
- Articles per year
- 113LetPub ·
Articles by year OpenAlex count · 2,539 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 111 | 38 | 2 |
| 2025 | 119 | 13 | 37 |
| 2024 | 144 | 28 | 136 |
| 2023 | 105 | 12 | 131 |
| 2022 | 113 | 30 | 227 |
| 2021 | 114 | 48 | 284 |
Sources count differently and were observed at different times, so each source's own value is kept; "publisher" marks figures from the journal's website.
Review & acceptance
Review time and acceptance
- Average review time (community reports)
- 4–8 weeksLetPub ·
- Average acceptance (community reports)
- EasyLetPub ·
Community reports come from authors' own submissions (confidence 0.5) and are not a promise from the journal; for publisher figures, the journal's own definitions apply.
Fees & open access
APC and open-access policy
Subscription journalLetPub
A subscription journal: articles are read by subscription or purchase, and authors usually pay no publication charge.
No source has fee information yet; check the journal's website.
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Profile
Publication details and official links
- Publisher
- World Scientific Publishing Co. Pte Ltd
- Country or region
- SINGAPORE
- Language
- English
- Frequency
- Quarterly
- ISSN
- 1793-0421
- Electronic ISSN
- 1793-7310
- Official links
- Journal homepage ↗OpenAlex
- Submission system ↗LetPub
FAQ
Frequently asked questions about International Journal of Number Theory
What CAS zone is International Journal of Number Theory in?
In the 2025 upgraded edition of the CAS Journal Ranking, International Journal of Number Theory is in Zone 4 of Mathematics, and in Zone 4 of the minor category Mathematics. In the 2026 Xinrui edition it is in Zone 4 of Mathematics. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of International Journal of Number Theory?
The latest impact factor listed by LetPub is 0.45; CiteScore 0.9, h-index 36.
How long does peer review take at International Journal of Number Theory?
Authors report an average review time of 4–8 weeks; the community-reported acceptance is “Easy”. Article statistics cover accepted papers only, publisher figures follow the journal's own definitions, and community reports come from authors' own submissions; none is a promise from the journal.
Which databases index International Journal of Number Theory?
According to LetPub and DOAJ records, International Journal of Number Theory is indexed in SCIE and Scopus.
Is International Journal of Number Theory open access, and what is the APC?
International Journal of Number Theory is a subscription journal. Fee information is not available yet; check the journal's website.
Sources and updates
The facts on this page come from LetPub, OpenAlex; every figure is tagged with its source and the date it was observed, and conflicting values are kept per source. LetPub source page: view ↗ (archived 2026-08-26). Last updated: .