455263223 has 2 divisors, whose sum is σ = 455263224. Its totient is φ = 455263222.

The previous prime is 455263189. The next prime is 455263229. The reversal of 455263223 is 322362554.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 455263223 - 2²⁰ = 454214647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 455263223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455263229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227631611 + 227631612.

It is an arithmetic number, because the mean of its divisors is an integer number (227631612).

Almost surely, 2^455263223 is an apocalyptic number.

455263223 is a deficient number, since it is larger than the sum of its proper divisors (1).

455263223 is an equidigital number, since it uses as much as digits as its factorization.

455263223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 32.

The square root of 455263223 is about 21336.8981578860. The cubic root of 455263223 is about 769.2854578890.

The spelling of 455263223 in words is "four hundred fifty-five million, two hundred sixty-three thousand, two hundred twenty-three".