57373747 has 2 divisors, whose sum is σ = 57373748. Its totient is φ = 57373746.

The previous prime is 57373651. The next prime is 57373763. The reversal of 57373747 is 74737375.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57373747 is a prime.

It is not a weakly prime, because it can be changed into another prime (57373847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28686873 + 28686874.

It is an arithmetic number, because the mean of its divisors is an integer number (28686874).

Almost surely, 2^57373747 is an apocalyptic number.

57373747 is a deficient number, since it is larger than the sum of its proper divisors (1).

57373747 is an equidigital number, since it uses as much as digits as its factorization.

57373747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432180, while the sum is 43.

The square root of 57373747 is about 7574.5459929952. The cubic root of 57373747 is about 385.6894308957.

The spelling of 57373747 in words is "fifty-seven million, three hundred seventy-three thousand, seven hundred forty-seven".