57371147 has 2 divisors, whose sum is σ = 57371148. Its totient is φ = 57371146.

The previous prime is 57371137. The next prime is 57371179. The reversal of 57371147 is 74117375.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57371147 - 2¹⁰ = 57370123 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (57371137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28685573 + 28685574.

It is an arithmetic number, because the mean of its divisors is an integer number (28685574).

Almost surely, 2^57371147 is an apocalyptic number.

57371147 is a deficient number, since it is larger than the sum of its proper divisors (1).

57371147 is an equidigital number, since it uses as much as digits as its factorization.

57371147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20580, while the sum is 35.

The square root of 57371147 is about 7574.3743636026. The cubic root of 57371147 is about 385.6836047253.

The spelling of 57371147 in words is "fifty-seven million, three hundred seventy-one thousand, one hundred forty-seven".