454504489 has 2 divisors, whose sum is σ = 454504490. Its totient is φ = 454504488.

The previous prime is 454504433. The next prime is 454504499. The reversal of 454504489 is 984405454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 454414489 + 90000 = 21317^2 + 300^2 .

It is a cyclic number.

It is not a de Polignac number, because 454504489 - 2¹⁹ = 453980201 is a prime.

It is a super-2 number, since 2×454504489² = 413148661042302242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (454504499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227252244 + 227252245.

It is an arithmetic number, because the mean of its divisors is an integer number (227252245).

Almost surely, 2^454504489 is an apocalyptic number.

It is an amenable number.

454504489 is a deficient number, since it is larger than the sum of its proper divisors (1).

454504489 is an equidigital number, since it uses as much as digits as its factorization.

454504489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 460800, while the sum is 43.

The square root of 454504489 is about 21319.1108867138. The cubic root of 454504489 is about 768.8578608742.

The spelling of 454504489 in words is "four hundred fifty-four million, five hundred four thousand, four hundred eighty-nine".