455494519 has 2 divisors, whose sum is σ = 455494520. Its totient is φ = 455494518.

The previous prime is 455494513. The next prime is 455494597. The reversal of 455494519 is 915494554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 455494519 - 2⁹ = 455494007 is a prime.

It is a super-2 number, since 2×455494519² = 414950513678082722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (455494513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227747259 + 227747260.

It is an arithmetic number, because the mean of its divisors is an integer number (227747260).

Almost surely, 2^455494519 is an apocalyptic number.

455494519 is a deficient number, since it is larger than the sum of its proper divisors (1).

455494519 is an equidigital number, since it uses as much as digits as its factorization.

455494519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648000, while the sum is 46.

The square root of 455494519 is about 21342.3175639386. The cubic root of 455494519 is about 769.4157140543.

The spelling of 455494519 in words is "four hundred fifty-five million, four hundred ninety-four thousand, five hundred nineteen".