12525986 has 16 divisors (see below), whose sum is σ = 20975328. Its totient is φ = 5560800.

The previous prime is 12525979. The next prime is 12526001. The reversal of 12525986 is 68952521.

12525986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 5675 + ... + 7566.

It is an arithmetic number, because the mean of its divisors is an integer number (1310958).

Almost surely, 2^12525986 is an apocalyptic number.

12525986 is a deficient number, since it is larger than the sum of its proper divisors (8449342).

12525986 is a wasteful number, since it uses less digits than its factorization.

12525986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13297.

The product of its digits is 43200, while the sum is 38.

The square root of 12525986 is about 3539.2069733204. The cubic root of 12525986 is about 232.2401521360.

The spelling of 12525986 in words is "twelve million, five hundred twenty-five thousand, nine hundred eighty-six".