454505473 has 2 divisors, whose sum is σ = 454505474. Its totient is φ = 454505472.

The previous prime is 454505437. The next prime is 454505501. The reversal of 454505473 is 374505454.

It is the 8704-th star number.

Together with previous prime (454505437) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 393149584 + 61355889 = 19828^2 + 7833^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454505473 is a prime.

It is not a weakly prime, because it can be changed into another prime (454505413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227252736 + 227252737.

It is an arithmetic number, because the mean of its divisors is an integer number (227252737).

Almost surely, 2^454505473 is an apocalyptic number.

It is an amenable number.

454505473 is a deficient number, since it is larger than the sum of its proper divisors (1).

454505473 is an equidigital number, since it uses as much as digits as its factorization.

454505473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168000, while the sum is 37.

The square root of 454505473 is about 21319.1339645868. The cubic root of 454505473 is about 768.8584157317.

The spelling of 454505473 in words is "four hundred fifty-four million, five hundred five thousand, four hundred seventy-three".