793975957 has 2 divisors, whose sum is σ = 793975958. Its totient is φ = 793975956.

The previous prime is 793975883. The next prime is 793975993. The reversal of 793975957 is 759579397.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 628956241 + 165019716 = 25079^2 + 12846^2 .

It is a cyclic number.

It is not a de Polignac number, because 793975957 - 2⁷ = 793975829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 793975895 and 793975904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (793975997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 396987978 + 396987979.

It is an arithmetic number, because the mean of its divisors is an integer number (396987979).

Almost surely, 2^793975957 is an apocalyptic number.

It is an amenable number.

793975957 is a deficient number, since it is larger than the sum of its proper divisors (1).

793975957 is an equidigital number, since it uses as much as digits as its factorization.

793975957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18753525, while the sum is 61.

The square root of 793975957 is about 28177.5789769100. The cubic root of 793975957 is about 925.9817993272.

It can be divided in two parts, 79 and 3975957, that added together give a square (3976036 = 1994²).

The spelling of 793975957 in words is "seven hundred ninety-three million, nine hundred seventy-five thousand, nine hundred fifty-seven".