12316988 has 12 divisors (see below), whose sum is σ = 21961800. Its totient is φ = 6042192.

The previous prime is 12316987. The next prime is 12316991. The reversal of 12316988 is 88961321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12316987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28838 + ... + 29261.

It is an arithmetic number, because the mean of its divisors is an integer number (1830150).

Almost surely, 2^12316988 is an apocalyptic number.

It is an amenable number.

12316988 is a deficient number, since it is larger than the sum of its proper divisors (9644812).

12316988 is a wasteful number, since it uses less digits than its factorization.

12316988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58156 (or 58154 counting only the distinct ones).

The product of its digits is 20736, while the sum is 38.

The square root of 12316988 is about 3509.5566671590. The cubic root of 12316988 is about 230.9412467783.

The spelling of 12316988 in words is "twelve million, three hundred sixteen thousand, nine hundred eighty-eight".