557190937 has 2 divisors, whose sum is σ = 557190938. Its totient is φ = 557190936.

The previous prime is 557190923. The next prime is 557190967. The reversal of 557190937 is 739091755.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 551827081 + 5363856 = 23491^2 + 2316^2 .

It is a cyclic number.

It is not a de Polignac number, because 557190937 - 2¹⁵ = 557158169 is a prime.

It is not a weakly prime, because it can be changed into another prime (557190967) 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, 278595468 + 278595469.

It is an arithmetic number, because the mean of its divisors is an integer number (278595469).

Almost surely, 2^557190937 is an apocalyptic number.

It is an amenable number.

557190937 is a deficient number, since it is larger than the sum of its proper divisors (1).

557190937 is an equidigital number, since it uses as much as digits as its factorization.

557190937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 297675, while the sum is 46.

The square root of 557190937 is about 23604.8922259772. The cubic root of 557190937 is about 822.8765407303.

The spelling of 557190937 in words is "five hundred fifty-seven million, one hundred ninety thousand, nine hundred thirty-seven".