557520037 has 2 divisors, whose sum is σ = 557520038. Its totient is φ = 557520036.

The previous prime is 557519987. The next prime is 557520043. The reversal of 557520037 is 730025755.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 426050881 + 131469156 = 20641^2 + 11466^2 .

It is a cyclic number.

It is not a de Polignac number, because 557520037 - 2¹⁹ = 556995749 is a prime.

It is equal to p_29219092 and since 557520037 and 29219092 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 557519984 and 557520011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (557520077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278760018 + 278760019.

It is an arithmetic number, because the mean of its divisors is an integer number (278760019).

Almost surely, 2^557520037 is an apocalyptic number.

It is an amenable number.

557520037 is a deficient number, since it is larger than the sum of its proper divisors (1).

557520037 is an equidigital number, since it uses as much as digits as its factorization.

557520037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36750, while the sum is 34.

The square root of 557520037 is about 23611.8622094912. The cubic root of 557520037 is about 823.0385171446.

The spelling of 557520037 in words is "five hundred fifty-seven million, five hundred twenty thousand, thirty-seven".