13158564 has 24 divisors (see below), whose sum is σ = 32319840. Its totient is φ = 4155264.

The previous prime is 13158533. The next prime is 13158577. The reversal of 13158564 is 46585131.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28629 + ... + 29084.

It is an arithmetic number, because the mean of its divisors is an integer number (1346660).

Almost surely, 2^13158564 is an apocalyptic number.

It is an amenable number.

13158564 is an abundant number, since it is smaller than the sum of its proper divisors (19161276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13158564 is a wasteful number, since it uses less digits than its factorization.

13158564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57739 (or 57737 counting only the distinct ones).

The product of its digits is 14400, while the sum is 33.

The square root of 13158564 is about 3627.4735009370. The cubic root of 13158564 is about 236.0856004713.

The spelling of 13158564 in words is "thirteen million, one hundred fifty-eight thousand, five hundred sixty-four".