456545459 has 2 divisors, whose sum is σ = 456545460. Its totient is φ = 456545458.

The previous prime is 456545449. The next prime is 456545473. The reversal of 456545459 is 954545654.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 456545459 - 2²⁸ = 188110003 is a prime.

It is a super-2 number, since 2×456545459² = 416867512267041362, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (456545449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228272729 + 228272730.

It is an arithmetic number, because the mean of its divisors is an integer number (228272730).

Almost surely, 2^456545459 is an apocalyptic number.

456545459 is a deficient number, since it is larger than the sum of its proper divisors (1).

456545459 is an equidigital number, since it uses as much as digits as its factorization.

456545459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160000, while the sum is 47.

The square root of 456545459 is about 21366.9244160221. The cubic root of 456545459 is about 770.0070044902.

The spelling of 456545459 in words is "four hundred fifty-six million, five hundred forty-five thousand, four hundred fifty-nine".