973924961 has 2 divisors, whose sum is σ = 973924962. Its totient is φ = 973924960.

The previous prime is 973924957. The next prime is 973924967. The reversal of 973924961 is 169429379.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 578113936 + 395811025 = 24044^2 + 19895^2 .

It is a cyclic number.

It is not a de Polignac number, because 973924961 - 2² = 973924957 is a prime.

It is not a weakly prime, because it can be changed into another prime (973924967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486962480 + 486962481.

It is an arithmetic number, because the mean of its divisors is an integer number (486962481).

Almost surely, 2^973924961 is an apocalyptic number.

It is an amenable number.

973924961 is a deficient number, since it is larger than the sum of its proper divisors (1).

973924961 is an equidigital number, since it uses as much as digits as its factorization.

973924961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 50.

The square root of 973924961 is about 31207.7708431730. The cubic root of 973924961 is about 991.2316612838.

The spelling of 973924961 in words is "nine hundred seventy-three million, nine hundred twenty-four thousand, nine hundred sixty-one".