57540367 has 2 divisors, whose sum is σ = 57540368. Its totient is φ = 57540366.

The previous prime is 57540349. The next prime is 57540377. The reversal of 57540367 is 76304575.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57540367 - 2⁷ = 57540239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57540347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28770183 + 28770184.

It is an arithmetic number, because the mean of its divisors is an integer number (28770184).

Almost surely, 2^57540367 is an apocalyptic number.

57540367 is a deficient number, since it is larger than the sum of its proper divisors (1).

57540367 is an equidigital number, since it uses as much as digits as its factorization.

57540367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88200, while the sum is 37.

The square root of 57540367 is about 7585.5366982172. The cubic root of 57540367 is about 386.0624322937.

The spelling of 57540367 in words is "fifty-seven million, five hundred forty thousand, three hundred sixty-seven".