453908459 has 2 divisors, whose sum is σ = 453908460. Its totient is φ = 453908458.

The previous prime is 453908447. The next prime is 453908501. The reversal of 453908459 is 954809354.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-453908459 is a prime.

It is not a weakly prime, because it can be changed into another prime (453908419) 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, 226954229 + 226954230.

It is an arithmetic number, because the mean of its divisors is an integer number (226954230).

Almost surely, 2^453908459 is an apocalyptic number.

453908459 is a deficient number, since it is larger than the sum of its proper divisors (1).

453908459 is an equidigital number, since it uses as much as digits as its factorization.

453908459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 47.

The square root of 453908459 is about 21305.1275283674. The cubic root of 453908459 is about 768.5216245060.

The spelling of 453908459 in words is "four hundred fifty-three million, nine hundred eight thousand, four hundred fifty-nine".