13371564 has 12 divisors (see below), whose sum is σ = 31200344. Its totient is φ = 4457184.

The previous prime is 13371551. The next prime is 13371569. The reversal of 13371564 is 46517331.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (13371569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 557137 + ... + 557160.

Almost surely, 2^13371564 is an apocalyptic number.

It is an amenable number.

13371564 is an abundant number, since it is smaller than the sum of its proper divisors (17828780).

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

13371564 is a wasteful number, since it uses less digits than its factorization.

13371564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114304 (or 1114302 counting only the distinct ones).

The product of its digits is 7560, while the sum is 30.

The square root of 13371564 is about 3656.7149191590. The cubic root of 13371564 is about 237.3526413685.

Adding to 13371564 its reverse (46517331), we get a palindrome (59888895).

The spelling of 13371564 in words is "thirteen million, three hundred seventy-one thousand, five hundred sixty-four".