12999608 has 32 divisors (see below), whose sum is σ = 25132800. Its totient is φ = 6301152.

The previous prime is 12999587. The next prime is 12999641. The reversal of 12999608 is 80699921.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42191 + ... + 42497.

It is an arithmetic number, because the mean of its divisors is an integer number (785400).

Almost surely, 2^12999608 is an apocalyptic number.

It is an amenable number.

12999608 is a deficient number, since it is larger than the sum of its proper divisors (12133192).

12999608 is a wasteful number, since it uses less digits than its factorization.

12999608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459 (or 455 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 44.

The square root of 12999608 is about 3605.4969144350. The cubic root of 12999608 is about 235.1311053555.

The spelling of 12999608 in words is "twelve million, nine hundred ninety-nine thousand, six hundred eight".