555055057 has 2 divisors, whose sum is σ = 555055058. Its totient is φ = 555055056.

The previous prime is 555055013. The next prime is 555055063. The reversal of 555055057 is 750550555.

555055057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 439363521 + 115691536 = 20961^2 + 10756^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-555055057 is a prime.

It is a super-2 number, since 2×555055057² = 616172232602546498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (555055087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277527528 + 277527529.

It is an arithmetic number, because the mean of its divisors is an integer number (277527529).

Almost surely, 2^555055057 is an apocalyptic number.

It is an amenable number.

555055057 is a deficient number, since it is larger than the sum of its proper divisors (1).

555055057 is an equidigital number, since it uses as much as digits as its factorization.

555055057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 109375, while the sum is 37.

The square root of 555055057 is about 23559.6064695487. The cubic root of 555055057 is about 821.8237501562.

The spelling of 555055057 in words is "five hundred fifty-five million, fifty-five thousand, fifty-seven".