57453647 has 2 divisors, whose sum is σ = 57453648. Its totient is φ = 57453646.

The previous prime is 57453631. The next prime is 57453653. The reversal of 57453647 is 74635475.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57453647 - 2⁴ = 57453631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57453667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28726823 + 28726824.

It is an arithmetic number, because the mean of its divisors is an integer number (28726824).

Almost surely, 2^57453647 is an apocalyptic number.

57453647 is a deficient number, since it is larger than the sum of its proper divisors (1).

57453647 is an equidigital number, since it uses as much as digits as its factorization.

57453647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 352800, while the sum is 41.

The square root of 57453647 is about 7579.8184015186. The cubic root of 57453647 is about 385.8683878397.

The spelling of 57453647 in words is "fifty-seven million, four hundred fifty-three thousand, six hundred forty-seven".