1055277257 has 2 divisors, whose sum is σ = 1055277258. Its totient is φ = 1055277256.

The previous prime is 1055277253. The next prime is 1055277343. The reversal of 1055277257 is 7527725501.

1055277257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 547045321 + 508231936 = 23389^2 + 22544^2 .

It is a cyclic number.

It is not a de Polignac number, because 1055277257 - 2² = 1055277253 is a prime.

It is a super-2 number, since 2×1055277257² = 2227220178282888098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1055277253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527638628 + 527638629.

It is an arithmetic number, because the mean of its divisors is an integer number (527638629).

Almost surely, 2^1055277257 is an apocalyptic number.

It is an amenable number.

1055277257 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055277257 is an equidigital number, since it uses as much as digits as its factorization.

1055277257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 171500, while the sum is 41.

The square root of 1055277257 is about 32485.0312759585. The cubic root of 1055277257 is about 1018.0963008598.

The spelling of 1055277257 in words is "one billion, fifty-five million, two hundred seventy-seven thousand, two hundred fifty-seven".