555263057 has 2 divisors, whose sum is σ = 555263058. Its totient is φ = 555263056.

The previous prime is 555263021. The next prime is 555263063. The reversal of 555263057 is 750362555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 555262096 + 961 = 23564^2 + 31^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-555263057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 555263057.

It is not a weakly prime, because it can be changed into another prime (555266057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277631528 + 277631529.

It is an arithmetic number, because the mean of its divisors is an integer number (277631529).

Almost surely, 2^555263057 is an apocalyptic number.

It is an amenable number.

555263057 is a deficient number, since it is larger than the sum of its proper divisors (1).

555263057 is an equidigital number, since it uses as much as digits as its factorization.

555263057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 157500, while the sum is 38.

The square root of 555263057 is about 23564.0203912660. The cubic root of 555263057 is about 821.9263934225.

The spelling of 555263057 in words is "five hundred fifty-five million, two hundred sixty-three thousand, fifty-seven".