974695957 has 2 divisors, whose sum is σ = 974695958. Its totient is φ = 974695956.

The previous prime is 974695951. The next prime is 974695973. The reversal of 974695957 is 759596479.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 759222916 + 215473041 = 27554^2 + 14679^2 .

It is a cyclic number.

It is not a de Polignac number, because 974695957 - 2³ = 974695949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 974695895 and 974695904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (974695951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487347978 + 487347979.

It is an arithmetic number, because the mean of its divisors is an integer number (487347979).

Almost surely, 2^974695957 is an apocalyptic number.

It is an amenable number.

974695957 is a deficient number, since it is larger than the sum of its proper divisors (1).

974695957 is an equidigital number, since it uses as much as digits as its factorization.

974695957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21432600, while the sum is 61.

The square root of 974695957 is about 31220.1210279525. The cubic root of 974695957 is about 991.4931578395.

The spelling of 974695957 in words is "nine hundred seventy-four million, six hundred ninety-five thousand, nine hundred fifty-seven".