13312366 has 4 divisors (see below), whose sum is σ = 19968552. Its totient is φ = 6656182.

The previous prime is 13312349. The next prime is 13312379. The reversal of 13312366 is 66321331.

13312366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13312366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3328090 + ... + 3328093.

It is an arithmetic number, because the mean of its divisors is an integer number (4992138).

Almost surely, 2^13312366 is an apocalyptic number.

13312366 is a deficient number, since it is larger than the sum of its proper divisors (6656186).

13312366 is an equidigital number, since it uses as much as digits as its factorization.

13312366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6656185.

The product of its digits is 1944, while the sum is 25.

The square root of 13312366 is about 3648.6115167280. The cubic root of 13312366 is about 237.0018574750.

Adding to 13312366 its reverse (66321331), we get a palindrome (79633697).

The spelling of 13312366 in words is "thirteen million, three hundred twelve thousand, three hundred sixty-six".