457136957 has 2 divisors, whose sum is σ = 457136958. Its totient is φ = 457136956.

The previous prime is 457136929. The next prime is 457136971. The reversal of 457136957 is 759631754.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 456719641 + 417316 = 21371^2 + 646^2 .

It is a cyclic number.

It is not a de Polignac number, because 457136957 - 2⁶ = 457136893 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (457136357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228568478 + 228568479.

It is an arithmetic number, because the mean of its divisors is an integer number (228568479).

Almost surely, 2^457136957 is an apocalyptic number.

It is an amenable number.

457136957 is a deficient number, since it is larger than the sum of its proper divisors (1).

457136957 is an equidigital number, since it uses as much as digits as its factorization.

457136957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 793800, while the sum is 47.

The square root of 457136957 is about 21380.7613755918. The cubic root of 457136957 is about 770.3394000486.

The spelling of 457136957 in words is "four hundred fifty-seven million, one hundred thirty-six thousand, nine hundred fifty-seven".