13620620113 has 2 divisors, whose sum is σ = 13620620114. Its totient is φ = 13620620112.

The previous prime is 13620620107. The next prime is 13620620137. The reversal of 13620620113 is 31102602631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7806252609 + 5814367504 = 88353^2 + 76252^2 .

It is a cyclic number.

It is not a de Polignac number, because 13620620113 - 2⁵ = 13620620081 is a prime.

It is not a weakly prime, because it can be changed into another prime (13620620183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6810310056 + 6810310057.

It is an arithmetic number, because the mean of its divisors is an integer number (6810310057).

Almost surely, 2^13620620113 is an apocalyptic number.

It is an amenable number.

13620620113 is a deficient number, since it is larger than the sum of its proper divisors (1).

13620620113 is an equidigital number, since it uses as much as digits as its factorization.

13620620113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 13620620113 in words is "thirteen billion, six hundred twenty million, six hundred twenty thousand, one hundred thirteen".