12508712 has 16 divisors (see below), whose sum is σ = 23575860. Its totient is φ = 6221824.

The previous prime is 12508703. The next prime is 12508723. The reversal of 12508712 is 21780521.

It can be written as a sum of positive squares in 2 ways, for example, as 7695076 + 4813636 = 2774^2 + 2194^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2393 + ... + 5544.

Almost surely, 2^12508712 is an apocalyptic number.

It is an amenable number.

12508712 is a deficient number, since it is larger than the sum of its proper divisors (11067148).

12508712 is a wasteful number, since it uses less digits than its factorization.

12508712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8140 (or 8136 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 12508712 is about 3536.7657541884. The cubic root of 12508712 is about 232.1333458555.

It can be divided in two parts, 1250 and 8712, that multiplied together give a square (10890000 = 3300²).

The spelling of 12508712 in words is "twelve million, five hundred eight thousand, seven hundred twelve".