974882957 has 2 divisors, whose sum is σ = 974882958. Its totient is φ = 974882956.

The previous prime is 974882933. The next prime is 974882963. The reversal of 974882957 is 759288479.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 780308356 + 194574601 = 27934^2 + 13949^2 .

It is a cyclic number.

It is not a de Polignac number, because 974882957 - 2¹⁸ = 974620813 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 974882896 and 974882905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (974882927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487441478 + 487441479.

It is an arithmetic number, because the mean of its divisors is an integer number (487441479).

Almost surely, 2^974882957 is an apocalyptic number.

It is an amenable number.

974882957 is a deficient number, since it is larger than the sum of its proper divisors (1).

974882957 is an equidigital number, since it uses as much as digits as its factorization.

974882957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10160640, while the sum is 59.

The square root of 974882957 is about 31223.1157477917. The cubic root of 974882957 is about 991.5565613256.

The spelling of 974882957 in words is "nine hundred seventy-four million, eight hundred eighty-two thousand, nine hundred fifty-seven".