455332223 has 2 divisors, whose sum is σ = 455332224. Its totient is φ = 455332222.

The previous prime is 455332217. The next prime is 455332271. The reversal of 455332223 is 322233554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 455332223 - 2²⁶ = 388223359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455332723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227666111 + 227666112.

It is an arithmetic number, because the mean of its divisors is an integer number (227666112).

Almost surely, 2^455332223 is an apocalyptic number.

455332223 is a deficient number, since it is larger than the sum of its proper divisors (1).

455332223 is an equidigital number, since it uses as much as digits as its factorization.

455332223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21600, while the sum is 29.

The square root of 455332223 is about 21338.5150139367. The cubic root of 455332223 is about 769.3243203994.

Adding to 455332223 its reverse (322233554), we get a palindrome (777565777).

The spelling of 455332223 in words is "four hundred fifty-five million, three hundred thirty-two thousand, two hundred twenty-three".