12813292 has 12 divisors (see below), whose sum is σ = 23146816. Its totient is φ = 6199920.

The previous prime is 12813263. The next prime is 12813301. The reversal of 12813292 is 29231821.

12813292 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12813292.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51543 + ... + 51790.

Almost surely, 2^12813292 is an apocalyptic number.

It is an amenable number.

12813292 is a deficient number, since it is larger than the sum of its proper divisors (10333524).

12813292 is a wasteful number, since it uses less digits than its factorization.

12813292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103368 (or 103366 counting only the distinct ones).

The product of its digits is 1728, while the sum is 28.

The square root of 12813292 is about 3579.5658954683. The cubic root of 12813292 is about 234.0023619700.

The spelling of 12813292 in words is "twelve million, eight hundred thirteen thousand, two hundred ninety-two".