12936659 has 2 divisors, whose sum is σ = 12936660. Its totient is φ = 12936658.

The previous prime is 12936653. The next prime is 12936691. The reversal of 12936659 is 95663921.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12936659 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12936653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6468329 + 6468330.

It is an arithmetic number, because the mean of its divisors is an integer number (6468330).

Almost surely, 2^12936659 is an apocalyptic number.

12936659 is a deficient number, since it is larger than the sum of its proper divisors (1).

12936659 is an equidigital number, since it uses as much as digits as its factorization.

12936659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87480, while the sum is 41.

The square root of 12936659 is about 3596.7567335031. The cubic root of 12936659 is about 234.7509599558.

The spelling of 12936659 in words is "twelve million, nine hundred thirty-six thousand, six hundred fifty-nine".