12625957 has 2 divisors, whose sum is σ = 12625958. Its totient is φ = 12625956.

The previous prime is 12625931. The next prime is 12625973. The reversal of 12625957 is 75952621.

12625957 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11826721 + 799236 = 3439^2 + 894^2 .

It is a cyclic number.

It is not a de Polignac number, because 12625957 - 2¹⁹ = 12101669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12625757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6312978 + 6312979.

It is an arithmetic number, because the mean of its divisors is an integer number (6312979).

Almost surely, 2^12625957 is an apocalyptic number.

12625957 is the 2052-nd hex number.

It is an amenable number.

12625957 is a deficient number, since it is larger than the sum of its proper divisors (1).

12625957 is an equidigital number, since it uses as much as digits as its factorization.

12625957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37800, while the sum is 37.

The square root of 12625957 is about 3553.3022669061. The cubic root of 12625957 is about 232.8563587506.

The spelling of 12625957 in words is "twelve million, six hundred twenty-five thousand, nine hundred fifty-seven".