613 is a prime number from 601-700. 613 has 2 factors, 1 and 613. It is the 112nd prime number, and the third prime number from 601-700.

Proofs[]
Relationship with other odd numbers[]
The numbers before[]
- The previous prime number is 607.
- 607 and 613 are six numbers apart; therefore, they are sexy primes.
- 611 is a composite number; it is the product of 13 and 47.
- The previous prime number before 607 is 601.
The numbers after[]
- The next prime number is 617.
- 613 and 617 are four numbers apart; therefore, they are cousin primes.
- 619 is the next prime number after 617.
- 613 and 619 are six numbers apart; therefore, they are sexy primes.