12976567 has 2 divisors, whose sum is σ = 12976568. Its totient is φ = 12976566.

The previous prime is 12976517. The next prime is 12976643. The reversal of 12976567 is 76567921.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12976567 is a prime.

It is a super-2 number, since 2×12976567² = 336782582210978, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12976517) 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, 6488283 + 6488284.

It is an arithmetic number, because the mean of its divisors is an integer number (6488284).

Almost surely, 2^12976567 is an apocalyptic number.

12976567 is a deficient number, since it is larger than the sum of its proper divisors (1).

12976567 is an equidigital number, since it uses as much as digits as its factorization.

12976567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 158760, while the sum is 43.

The square root of 12976567 is about 3602.3002373484. The cubic root of 12976567 is about 234.9921047596.

The spelling of 12976567 in words is "twelve million, nine hundred seventy-six thousand, five hundred sixty-seven".