12607631 has 2 divisors, whose sum is σ = 12607632. Its totient is φ = 12607630.

The previous prime is 12607619. The next prime is 12607667. The reversal of 12607631 is 13670621.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12607631 is a prime.

It is a super-2 number, since 2×12607631² = 317904718864322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12607631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12607601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6303815 + 6303816.

It is an arithmetic number, because the mean of its divisors is an integer number (6303816).

Almost surely, 2^12607631 is an apocalyptic number.

12607631 is a deficient number, since it is larger than the sum of its proper divisors (1).

12607631 is an equidigital number, since it uses as much as digits as its factorization.

12607631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 12607631 is about 3550.7226025135. The cubic root of 12607631 is about 232.7436440759.

The spelling of 12607631 in words is "twelve million, six hundred seven thousand, six hundred thirty-one".