455920453 has 2 divisors, whose sum is σ = 455920454. Its totient is φ = 455920452.

The previous prime is 455920391. The next prime is 455920457. The reversal of 455920453 is 354029554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 454627684 + 1292769 = 21322^2 + 1137^2 .

It is a cyclic number.

It is not a de Polignac number, because 455920453 - 2⁹ = 455919941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455920457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227960226 + 227960227.

It is an arithmetic number, because the mean of its divisors is an integer number (227960227).

Almost surely, 2^455920453 is an apocalyptic number.

It is an amenable number.

455920453 is a deficient number, since it is larger than the sum of its proper divisors (1).

455920453 is an equidigital number, since it uses as much as digits as its factorization.

455920453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 37.

The square root of 455920453 is about 21352.2938580378. The cubic root of 455920453 is about 769.6554668222.

The spelling of 455920453 in words is "four hundred fifty-five million, nine hundred twenty thousand, four hundred fifty-three".