456745931 has 2 divisors, whose sum is σ = 456745932. Its totient is φ = 456745930.

The previous prime is 456745897. The next prime is 456745951. The reversal of 456745931 is 139547654.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 456745931 - 2¹⁴ = 456729547 is a prime.

It is a super-2 number, since 2×456745931² = 417233690970113522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (456745951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228372965 + 228372966.

It is an arithmetic number, because the mean of its divisors is an integer number (228372966).

Almost surely, 2^456745931 is an apocalyptic number.

456745931 is a deficient number, since it is larger than the sum of its proper divisors (1).

456745931 is an equidigital number, since it uses as much as digits as its factorization.

456745931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 453600, while the sum is 44.

The square root of 456745931 is about 21371.6150770128. The cubic root of 456745931 is about 770.1196929804.

The spelling of 456745931 in words is "four hundred fifty-six million, seven hundred forty-five thousand, nine hundred thirty-one".