57044077 has 2 divisors, whose sum is σ = 57044078. Its totient is φ = 57044076.

The previous prime is 57044063. The next prime is 57044107. The reversal of 57044077 is 77044075.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49829481 + 7214596 = 7059^2 + 2686^2 .

It is a cyclic number.

It is not a de Polignac number, because 57044077 - 2⁷ = 57043949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57044177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28522038 + 28522039.

It is an arithmetic number, because the mean of its divisors is an integer number (28522039).

Almost surely, 2^57044077 is an apocalyptic number.

It is an amenable number.

57044077 is a deficient number, since it is larger than the sum of its proper divisors (1).

57044077 is an equidigital number, since it uses as much as digits as its factorization.

57044077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27440, while the sum is 34.

The square root of 57044077 is about 7552.7529418087. The cubic root of 57044077 is about 384.9492866243.

The spelling of 57044077 in words is "fifty-seven million, forty-four thousand, seventy-seven".