455255657 has 2 divisors, whose sum is σ = 455255658. Its totient is φ = 455255656.

The previous prime is 455255653. The next prime is 455255707. The reversal of 455255657 is 756552554.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 453008656 + 2247001 = 21284^2 + 1499^2 .

It is a cyclic number.

It is not a de Polignac number, because 455255657 - 2² = 455255653 is a prime.

It is not a weakly prime, because it can be changed into another prime (455255653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227627828 + 227627829.

It is an arithmetic number, because the mean of its divisors is an integer number (227627829).

Almost surely, 2^455255657 is an apocalyptic number.

It is an amenable number.

455255657 is a deficient number, since it is larger than the sum of its proper divisors (1).

455255657 is an equidigital number, since it uses as much as digits as its factorization.

455255657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1050000, while the sum is 44.

The square root of 455255657 is about 21336.7208586512. The cubic root of 455255657 is about 769.2811962914.

The spelling of 455255657 in words is "four hundred fifty-five million, two hundred fifty-five thousand, six hundred fifty-seven".