557379271 has 2 divisors, whose sum is σ = 557379272. Its totient is φ = 557379270.

The previous prime is 557379259. The next prime is 557379281. The reversal of 557379271 is 172973755.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 557379271 - 2¹³ = 557371079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (557379241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278689635 + 278689636.

It is an arithmetic number, because the mean of its divisors is an integer number (278689636).

Almost surely, 2^557379271 is an apocalyptic number.

557379271 is a deficient number, since it is larger than the sum of its proper divisors (1).

557379271 is an equidigital number, since it uses as much as digits as its factorization.

557379271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 463050, while the sum is 46.

The square root of 557379271 is about 23608.8811890780. The cubic root of 557379271 is about 822.9692427483.

The spelling of 557379271 in words is "five hundred fifty-seven million, three hundred seventy-nine thousand, two hundred seventy-one".