57554137 has 2 divisors, whose sum is σ = 57554138. Its totient is φ = 57554136.

The previous prime is 57554113. The next prime is 57554153. The reversal of 57554137 is 73145575.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57441241 + 112896 = 7579^2 + 336^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57554137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 57554096 and 57554105.

It is not a weakly prime, because it can be changed into another prime (57354137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28777068 + 28777069.

It is an arithmetic number, because the mean of its divisors is an integer number (28777069).

Almost surely, 2^57554137 is an apocalyptic number.

It is an amenable number.

57554137 is a deficient number, since it is larger than the sum of its proper divisors (1).

57554137 is an equidigital number, since it uses as much as digits as its factorization.

57554137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 73500, while the sum is 37.

The square root of 57554137 is about 7586.4442922887. Note that the first 3 decimals coincide. The cubic root of 57554137 is about 386.0932260707.

The spelling of 57554137 in words is "fifty-seven million, five hundred fifty-four thousand, one hundred thirty-seven".