57313147 has 2 divisors, whose sum is σ = 57313148. Its totient is φ = 57313146.

The previous prime is 57313097. The next prime is 57313153. The reversal of 57313147 is 74131375.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57313147 - 2¹¹ = 57311099 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (57313847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28656573 + 28656574.

It is an arithmetic number, because the mean of its divisors is an integer number (28656574).

Almost surely, 2^57313147 is an apocalyptic number.

57313147 is a deficient number, since it is larger than the sum of its proper divisors (1).

57313147 is an equidigital number, since it uses as much as digits as its factorization.

57313147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8820, while the sum is 31.

The square root of 57313147 is about 7570.5446963874. The cubic root of 57313147 is about 385.5535905239.

The spelling of 57313147 in words is "fifty-seven million, three hundred thirteen thousand, one hundred forty-seven".