12625687 has 2 divisors, whose sum is σ = 12625688. Its totient is φ = 12625686.

The previous prime is 12625661. The next prime is 12625693. The reversal of 12625687 is 78652621.

It is a happy number.

12625687 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 is a cyclic number.

It is not a de Polignac number, because 12625687 - 2⁷ = 12625559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12625087) by changing a digit.

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 as a sum of consecutive naturals, namely, 6312843 + 6312844.

It is an arithmetic number, because the mean of its divisors is an integer number (6312844).

Almost surely, 2^12625687 is an apocalyptic number.

12625687 is a deficient number, since it is larger than the sum of its proper divisors (1).

12625687 is an equidigital number, since it uses as much as digits as its factorization.

12625687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 37.

The square root of 12625687 is about 3553.2642738755. The cubic root of 12625687 is about 232.8546988984.

The spelling of 12625687 in words is "twelve million, six hundred twenty-five thousand, six hundred eighty-seven".