557958073 has 2 divisors, whose sum is σ = 557958074. Its totient is φ = 557958072.

The previous prime is 557958041. The next prime is 557958091. The reversal of 557958073 is 370859755.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 403527744 + 154430329 = 20088^2 + 12427^2 .

It is a cyclic number.

It is not a de Polignac number, because 557958073 - 2⁵ = 557958041 is a prime.

It is a super-2 number, since 2×557958073² = 622634422451746658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (557958673) 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, 278979036 + 278979037.

It is an arithmetic number, because the mean of its divisors is an integer number (278979037).

Almost surely, 2^557958073 is an apocalyptic number.

It is an amenable number.

557958073 is a deficient number, since it is larger than the sum of its proper divisors (1).

557958073 is an equidigital number, since it uses as much as digits as its factorization.

557958073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1323000, while the sum is 49.

The square root of 557958073 is about 23621.1361496436. The cubic root of 557958073 is about 823.2540108180.

The spelling of 557958073 in words is "five hundred fifty-seven million, nine hundred fifty-eight thousand, seventy-three".