13513604043 has 16 divisors (see below), whose sum is σ = 18068428800. Its totient is φ = 8983952640.

The previous prime is 13513604029. The next prime is 13513604053. The reversal of 13513604043 is 34040631531.

It is not a de Polignac number, because 13513604043 - 2⁸ = 13513603787 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13513604043.

It is not an unprimeable number, because it can be changed into a prime (13513604053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2988138 + ... + 2992656.

It is an arithmetic number, because the mean of its divisors is an integer number (1129276800).

Almost surely, 2^13513604043 is an apocalyptic number.

13513604043 is a deficient number, since it is larger than the sum of its proper divisors (4554824757).

13513604043 is a wasteful number, since it uses less digits than its factorization.

13513604043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7082.

The product of its (nonzero) digits is 12960, while the sum is 30.

The spelling of 13513604043 in words is "thirteen billion, five hundred thirteen million, six hundred four thousand, forty-three".