12900964 has 12 divisors (see below), whose sum is σ = 22613500. Its totient is φ = 6439968.

The previous prime is 12900959. The next prime is 12901001. The reversal of 12900964 is 46900921.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5382400 + 7518564 = 2320^2 + 2742^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 562 + ... + 5110.

Almost surely, 2^12900964 is an apocalyptic number.

It is an amenable number.

12900964 is a deficient number, since it is larger than the sum of its proper divisors (9712536).

12900964 is a wasteful number, since it uses less digits than its factorization.

12900964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5262 (or 5260 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 12900964 is about 3591.7911966037. The cubic root of 12900964 is about 234.5348517568.

The spelling of 12900964 in words is "twelve million, nine hundred thousand, nine hundred sixty-four".