12610613 has 2 divisors, whose sum is σ = 12610614. Its totient is φ = 12610612.

The previous prime is 12610603. The next prime is 12610627. The reversal of 12610613 is 31601621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9012004 + 3598609 = 3002^2 + 1897^2 .

It is a cyclic number.

It is not a de Polignac number, because 12610613 - 2⁴ = 12610597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12610603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6305306 + 6305307.

It is an arithmetic number, because the mean of its divisors is an integer number (6305307).

Almost surely, 2^12610613 is an apocalyptic number.

It is an amenable number.

12610613 is a deficient number, since it is larger than the sum of its proper divisors (1).

12610613 is an equidigital number, since it uses as much as digits as its factorization.

12610613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 12610613 is about 3551.1424922129. The cubic root of 12610613 is about 232.7619924036.

The spelling of 12610613 in words is "twelve million, six hundred ten thousand, six hundred thirteen".