557113049 has 2 divisors, whose sum is σ = 557113050. Its totient is φ = 557113048.

The previous prime is 557113013. The next prime is 557113093. The reversal of 557113049 is 940311755.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 447534025 + 109579024 = 21155^2 + 10468^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-557113049 is a prime.

It is not a weakly prime, because it can be changed into another prime (557113009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278556524 + 278556525.

It is an arithmetic number, because the mean of its divisors is an integer number (278556525).

Almost surely, 2^557113049 is an apocalyptic number.

It is an amenable number.

557113049 is a deficient number, since it is larger than the sum of its proper divisors (1).

557113049 is an equidigital number, since it uses as much as digits as its factorization.

557113049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 557113049 is about 23603.2423408311. The cubic root of 557113049 is about 822.8381964869.

The spelling of 557113049 in words is "five hundred fifty-seven million, one hundred thirteen thousand, forty-nine".