557429479 has 2 divisors, whose sum is σ = 557429480. Its totient is φ = 557429478.

The previous prime is 557429443. The next prime is 557429513. The reversal of 557429479 is 974924755.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 557429479 - 2⁷ = 557429351 is a prime.

It is a super-2 number, since 2×557429479² = 621455248116422882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (557429179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278714739 + 278714740.

It is an arithmetic number, because the mean of its divisors is an integer number (278714740).

Almost surely, 2^557429479 is an apocalyptic number.

557429479 is a deficient number, since it is larger than the sum of its proper divisors (1).

557429479 is an equidigital number, since it uses as much as digits as its factorization.

557429479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3175200, while the sum is 52.

The square root of 557429479 is about 23609.9444937933. The cubic root of 557429479 is about 822.9939526728.

It can be divided in two parts, 5574 and 29479, that added together give a palindrome (35053).

The spelling of 557429479 in words is "five hundred fifty-seven million, four hundred twenty-nine thousand, four hundred seventy-nine".