13312052 has 24 divisors (see below), whose sum is σ = 25519200. Its totient is φ = 6038496.

The previous prime is 13312043. The next prime is 13312067. The reversal of 13312052 is 25021331.

It is a Cunningham number, because it is equal to 237³-1.

It is a self number, because there is not a number n which added to its sum of digits gives 13312052.

It is a congruent number.

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, 899 + ... + 5237.

It is an arithmetic number, because the mean of its divisors is an integer number (1063300).

Almost surely, 2^13312052 is an apocalyptic number.

It is an amenable number.

13312052 is a deficient number, since it is larger than the sum of its proper divisors (12207148).

13312052 is a wasteful number, since it uses less digits than its factorization.

13312052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4415 (or 4413 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 13312052 is about 3648.5684864067. The cubic root of 13312052 is about 236.9999940655. Note that the first 5 decimals are identical.

Adding to 13312052 its reverse (25021331), we get a palindrome (38333383).

The spelling of 13312052 in words is "thirteen million, three hundred twelve thousand, fifty-two".