12992807 has 2 divisors, whose sum is σ = 12992808. Its totient is φ = 12992806.

The previous prime is 12992797. The next prime is 12992831. The reversal of 12992807 is 70829921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12992807 - 2¹² = 12988711 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12992857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6496403 + 6496404.

It is an arithmetic number, because the mean of its divisors is an integer number (6496404).

Almost surely, 2^12992807 is an apocalyptic number.

12992807 is a deficient number, since it is larger than the sum of its proper divisors (1).

12992807 is an equidigital number, since it uses as much as digits as its factorization.

12992807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 12992807 is about 3604.5536478183. The cubic root of 12992807 is about 235.0900937188.

The spelling of 12992807 in words is "twelve million, nine hundred ninety-two thousand, eight hundred seven".