557713439 has 2 divisors, whose sum is σ = 557713440. Its totient is φ = 557713438.

The previous prime is 557713417. The next prime is 557713459. The reversal of 557713439 is 934317755.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 557713439 - 2⁸ = 557713183 is a prime.

It is a super-2 number, since 2×557713439² = 622088560082413442, 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 557713439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (557713459) 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, 278856719 + 278856720.

It is an arithmetic number, because the mean of its divisors is an integer number (278856720).

Almost surely, 2^557713439 is an apocalyptic number.

557713439 is a deficient number, since it is larger than the sum of its proper divisors (1).

557713439 is an equidigital number, since it uses as much as digits as its factorization.

557713439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 396900, while the sum is 44.

The square root of 557713439 is about 23615.9572958625. The cubic root of 557713439 is about 823.1336759922.

The spelling of 557713439 in words is "five hundred fifty-seven million, seven hundred thirteen thousand, four hundred thirty-nine".