557814263 has 2 divisors, whose sum is σ = 557814264. Its totient is φ = 557814262.

The previous prime is 557814253. The next prime is 557814277. The reversal of 557814263 is 362418755.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 557814263 - 2¹⁰ = 557813239 is a prime.

It is a super-2 number, since 2×557814263² = 622313504012466338, 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 557814263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (557814203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278907131 + 278907132.

It is an arithmetic number, because the mean of its divisors is an integer number (278907132).

Almost surely, 2^557814263 is an apocalyptic number.

557814263 is a deficient number, since it is larger than the sum of its proper divisors (1).

557814263 is an equidigital number, since it uses as much as digits as its factorization.

557814263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 41.

The square root of 557814263 is about 23618.0918577264. The cubic root of 557814263 is about 823.1832753165.

The spelling of 557814263 in words is "five hundred fifty-seven million, eight hundred fourteen thousand, two hundred sixty-three".