13155412 has 12 divisors (see below), whose sum is σ = 23115456. Its totient is φ = 6551000.

The previous prime is 13155397. The next prime is 13155421. The reversal of 13155412 is 21455131.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5548 + ... + 7555.

It is an arithmetic number, because the mean of its divisors is an integer number (1926288).

Almost surely, 2^13155412 is an apocalyptic number.

It is an amenable number.

13155412 is a deficient number, since it is larger than the sum of its proper divisors (9960044).

13155412 is a wasteful number, since it uses less digits than its factorization.

13155412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13358 (or 13356 counting only the distinct ones).

The product of its digits is 600, while the sum is 22.

The square root of 13155412 is about 3627.0390127486. The cubic root of 13155412 is about 236.0667483321.

The spelling of 13155412 in words is "thirteen million, one hundred fifty-five thousand, four hundred twelve".