79452943 has 2 divisors, whose sum is σ = 79452944. Its totient is φ = 79452942.

The previous prime is 79452929. The next prime is 79452973. The reversal of 79452943 is 34925497.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79452943 - 2⁵ = 79452911 is a prime.

It is a super-2 number, since 2×79452943² = 12625540302722498, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 79452943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79452973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39726471 + 39726472.

It is an arithmetic number, because the mean of its divisors is an integer number (39726472).

Almost surely, 2^79452943 is an apocalyptic number.

79452943 is a deficient number, since it is larger than the sum of its proper divisors (1).

79452943 is an equidigital number, since it uses as much as digits as its factorization.

79452943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272160, while the sum is 43.

The square root of 79452943 is about 8913.6380339343. The cubic root of 79452943 is about 429.9025252284.

The spelling of 79452943 in words is "seventy-nine million, four hundred fifty-two thousand, nine hundred forty-three".