973930057 has 2 divisors, whose sum is σ = 973930058. Its totient is φ = 973930056.

The previous prime is 973930043. The next prime is 973930073. The reversal of 973930057 is 750039379.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 942244416 + 31685641 = 30696^2 + 5629^2 .

It is a cyclic number.

It is not a de Polignac number, because 973930057 - 2²⁷ = 839712329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 973929995 and 973930022.

It is not a weakly prime, because it can be changed into another prime (973936057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486965028 + 486965029.

It is an arithmetic number, because the mean of its divisors is an integer number (486965029).

Almost surely, 2^973930057 is an apocalyptic number.

It is an amenable number.

973930057 is a deficient number, since it is larger than the sum of its proper divisors (1).

973930057 is an equidigital number, since it uses as much as digits as its factorization.

973930057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 178605, while the sum is 43.

The square root of 973930057 is about 31207.8524893976. The cubic root of 973930057 is about 991.2333901328.

The spelling of 973930057 in words is "nine hundred seventy-three million, nine hundred thirty thousand, fifty-seven".