455567897 has 2 divisors, whose sum is σ = 455567898. Its totient is φ = 455567896.

The previous prime is 455567869. The next prime is 455567927. The reversal of 455567897 is 798765554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 423577561 + 31990336 = 20581^2 + 5656^2 .

It is a cyclic number.

It is not a de Polignac number, because 455567897 - 2²⁰ = 454519321 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (455567837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227783948 + 227783949.

It is an arithmetic number, because the mean of its divisors is an integer number (227783949).

Almost surely, 2^455567897 is an apocalyptic number.

It is an amenable number.

455567897 is a deficient number, since it is larger than the sum of its proper divisors (1).

455567897 is an equidigital number, since it uses as much as digits as its factorization.

455567897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10584000, while the sum is 56.

The square root of 455567897 is about 21344.0365676223. The cubic root of 455567897 is about 769.4570282396.

The spelling of 455567897 in words is "four hundred fifty-five million, five hundred sixty-seven thousand, eight hundred ninety-seven".