57317371 has 2 divisors, whose sum is σ = 57317372. Its totient is φ = 57317370.

The previous prime is 57317363. The next prime is 57317413. The reversal of 57317371 is 17371375.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57317371 - 2³ = 57317363 is a prime.

It is not a weakly prime, because it can be changed into another prime (57317321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28658685 + 28658686.

It is an arithmetic number, because the mean of its divisors is an integer number (28658686).

Almost surely, 2^57317371 is an apocalyptic number.

57317371 is a deficient number, since it is larger than the sum of its proper divisors (1).

57317371 is an equidigital number, since it uses as much as digits as its factorization.

57317371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15435, while the sum is 34.

The square root of 57317371 is about 7570.8236672109. The cubic root of 57317371 is about 385.5630621049.

The spelling of 57317371 in words is "fifty-seven million, three hundred seventeen thousand, three hundred seventy-one".