12793969 has 2 divisors, whose sum is σ = 12793970. Its totient is φ = 12793968.

The previous prime is 12793961. The next prime is 12793981. The reversal of 12793969 is 96939721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9859600 + 2934369 = 3140^2 + 1713^2 .

It is a cyclic number.

It is not a de Polignac number, because 12793969 - 2³ = 12793961 is a prime.

It is a super-2 number, since 2×12793969² = 327371285545922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12793961) 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, 6396984 + 6396985.

It is an arithmetic number, because the mean of its divisors is an integer number (6396985).

Almost surely, 2^12793969 is an apocalyptic number.

It is an amenable number.

12793969 is a deficient number, since it is larger than the sum of its proper divisors (1).

12793969 is an equidigital number, since it uses as much as digits as its factorization.

12793969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 183708, while the sum is 46.

The square root of 12793969 is about 3576.8658068203. The cubic root of 12793969 is about 233.8846742208.

The spelling of 12793969 in words is "twelve million, seven hundred ninety-three thousand, nine hundred sixty-nine".