13513620611 has 2 divisors, whose sum is σ = 13513620612. Its totient is φ = 13513620610.

The previous prime is 13513620599. The next prime is 13513620661. The reversal of 13513620611 is 11602631531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13513620611 - 2²⁶ = 13446511747 is a prime.

It is not a weakly prime, because it can be changed into another prime (13513620661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6756810305 + 6756810306.

It is an arithmetic number, because the mean of its divisors is an integer number (6756810306).

Almost surely, 2^13513620611 is an apocalyptic number.

13513620611 is a deficient number, since it is larger than the sum of its proper divisors (1).

13513620611 is an equidigital number, since it uses as much as digits as its factorization.

13513620611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 29.

The spelling of 13513620611 in words is "thirteen billion, five hundred thirteen million, six hundred twenty thousand, six hundred eleven".