455316223 has 4 divisors (see below), whose sum is σ = 455374008. Its totient is φ = 455258440.

The previous prime is 455316167. The next prime is 455316229. The reversal of 455316223 is 322613554.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322613554 = 2 ⋅161306777.

It is a cyclic number.

It is not a de Polignac number, because 455316223 - 2⁹ = 455315711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455316229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14773 + ... + 33598.

It is an arithmetic number, because the mean of its divisors is an integer number (113843502).

Almost surely, 2^455316223 is an apocalyptic number.

455316223 is a deficient number, since it is larger than the sum of its proper divisors (57785).

455316223 is an equidigital number, since it uses as much as digits as its factorization.

455316223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57784.

The product of its digits is 21600, while the sum is 31.

The square root of 455316223 is about 21338.1401017052. The cubic root of 455316223 is about 769.3153091524.

Adding to 455316223 its reverse (322613554), we get a palindrome (777929777).

The spelling of 455316223 in words is "four hundred fifty-five million, three hundred sixteen thousand, two hundred twenty-three".