456974194837 has 2 divisors, whose sum is σ = 456974194838. Its totient is φ = 456974194836.

The previous prime is 456974194759. The next prime is 456974194843. The reversal of 456974194837 is 738491479654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 451887795076 + 5086399761 = 672226^2 + 71319^2 .

It is a cyclic number.

It is not a de Polignac number, because 456974194837 - 2⁷ = 456974194709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456974194867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228487097418 + 228487097419.

It is an arithmetic number, because the mean of its divisors is an integer number (228487097419).

Almost surely, 2^456974194837 is an apocalyptic number.

It is an amenable number.

456974194837 is a deficient number, since it is larger than the sum of its proper divisors (1).

456974194837 is an equidigital number, since it uses as much as digits as its factorization.

456974194837 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 182891520, while the sum is 67.

The spelling of 456974194837 in words is "four hundred fifty-six billion, nine hundred seventy-four million, one hundred ninety-four thousand, eight hundred thirty-seven".