13035565513 has 2 divisors, whose sum is σ = 13035565514. Its totient is φ = 13035565512.

The previous prime is 13035565483. The next prime is 13035565559. The reversal of 13035565513 is 31556553031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11349067024 + 1686498489 = 106532^2 + 41067^2 .

It is an emirp because it is prime and its reverse (31556553031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13035565513 - 2⁹ = 13035565001 is a prime.

It is not a weakly prime, because it can be changed into another prime (13035565313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6517782756 + 6517782757.

It is an arithmetic number, because the mean of its divisors is an integer number (6517782757).

Almost surely, 2^13035565513 is an apocalyptic number.

It is an amenable number.

13035565513 is a deficient number, since it is larger than the sum of its proper divisors (1).

13035565513 is an equidigital number, since it uses as much as digits as its factorization.

13035565513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 101250, while the sum is 37.

The spelling of 13035565513 in words is "thirteen billion, thirty-five million, five hundred sixty-five thousand, five hundred thirteen".