12967697 has 2 divisors, whose sum is σ = 12967698. Its totient is φ = 12967696.

The previous prime is 12967687. The next prime is 12967711. The reversal of 12967697 is 79676921.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12931216 + 36481 = 3596^2 + 191^2 .

It is a cyclic number.

It is not a de Polignac number, because 12967697 - 2²² = 8773393 is a prime.

It is a super-2 number, since 2×12967697² = 336322330967618, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12967627) 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, 6483848 + 6483849.

It is an arithmetic number, because the mean of its divisors is an integer number (6483849).

Almost surely, 2^12967697 is an apocalyptic number.

It is an amenable number.

12967697 is a deficient number, since it is larger than the sum of its proper divisors (1).

12967697 is an equidigital number, since it uses as much as digits as its factorization.

12967697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 285768, while the sum is 47.

The square root of 12967697 is about 3601.0688690998. The cubic root of 12967697 is about 234.9385504036.

The spelling of 12967697 in words is "twelve million, nine hundred sixty-seven thousand, six hundred ninety-seven".