12900612 has 24 divisors (see below), whose sum is σ = 30414496. Its totient is φ = 4255488.

The previous prime is 12900599. The next prime is 12900623. The reversal of 12900612 is 21600921.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4378 + ... + 6705.

Almost surely, 2^12900612 is an apocalyptic number.

12900612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12900612 is an abundant number, since it is smaller than the sum of its proper divisors (17513884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12900612 is a wasteful number, since it uses less digits than its factorization.

12900612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11187 (or 11185 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 12900612 is about 3591.7421956482. The cubic root of 12900612 is about 234.5327186599.

The spelling of 12900612 in words is "twelve million, nine hundred thousand, six hundred twelve".