12813394 has 8 divisors (see below), whose sum is σ = 20967408. Its totient is φ = 5824260.

The previous prime is 12813379. The next prime is 12813403. The reversal of 12813394 is 49331821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a zygodrome in base 3.

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, 291192 + ... + 291235.

It is an arithmetic number, because the mean of its divisors is an integer number (2620926).

Almost surely, 2^12813394 is an apocalyptic number.

12813394 is a deficient number, since it is larger than the sum of its proper divisors (8154014).

12813394 is a wasteful number, since it uses less digits than its factorization.

12813394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582440.

The product of its digits is 5184, while the sum is 31.

The square root of 12813394 is about 3579.5801429777. The cubic root of 12813394 is about 234.0029828923.

The spelling of 12813394 in words is "twelve million, eight hundred thirteen thousand, three hundred ninety-four".