12137072 has 20 divisors (see below), whose sum is σ = 23592240. Its totient is φ = 6048768.

The previous prime is 12137039. The next prime is 12137087. The reversal of 12137072 is 27073121.

It is a congruent number.

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, 4688 + ... + 6800.

It is an arithmetic number, because the mean of its divisors is an integer number (1179612).

Almost surely, 2^12137072 is an apocalyptic number.

It is an amenable number.

12137072 is a deficient number, since it is larger than the sum of its proper divisors (11455168).

12137072 is a wasteful number, since it uses less digits than its factorization.

12137072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2480 (or 2474 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 12137072 is about 3483.8300762236. The cubic root of 12137072 is about 229.8112629349.

The spelling of 12137072 in words is "twelve million, one hundred thirty-seven thousand, seventy-two".