557911373 has 2 divisors, whose sum is σ = 557911374. Its totient is φ = 557911372.

The previous prime is 557911349. The next prime is 557911379. The reversal of 557911373 is 373119755.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 338486404 + 219424969 = 18398^2 + 14813^2 .

It is a cyclic number.

It is not a de Polignac number, because 557911373 - 2¹⁰ = 557910349 is a prime.

It is a super-2 number, since 2×557911373² = 622530200245490258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 557911373.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (557911379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278955686 + 278955687.

It is an arithmetic number, because the mean of its divisors is an integer number (278955687).

Almost surely, 2^557911373 is an apocalyptic number.

It is an amenable number.

557911373 is a deficient number, since it is larger than the sum of its proper divisors (1).

557911373 is an equidigital number, since it uses as much as digits as its factorization.

557911373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 99225, while the sum is 41.

The square root of 557911373 is about 23620.1476074981. The cubic root of 557911373 is about 823.2310419267.

The spelling of 557911373 in words is "five hundred fifty-seven million, nine hundred eleven thousand, three hundred seventy-three".