57540127 has 2 divisors, whose sum is σ = 57540128. Its totient is φ = 57540126.

The previous prime is 57540107. The next prime is 57540167. The reversal of 57540127 is 72104575.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57540127 - 2¹¹ = 57538079 is a prime.

It is a super-2 number, since 2×57540127² = 6621732430352258, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57540107) 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, 28770063 + 28770064.

It is an arithmetic number, because the mean of its divisors is an integer number (28770064).

Almost surely, 2^57540127 is an apocalyptic number.

57540127 is a deficient number, since it is larger than the sum of its proper divisors (1).

57540127 is an equidigital number, since it uses as much as digits as its factorization.

57540127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9800, while the sum is 31.

The square root of 57540127 is about 7585.5208786213. The cubic root of 57540127 is about 386.0618955395.

The spelling of 57540127 in words is "fifty-seven million, five hundred forty thousand, one hundred twenty-seven".