455932409 has 2 divisors, whose sum is σ = 455932410. Its totient is φ = 455932408.

The previous prime is 455932357. The next prime is 455932441. The reversal of 455932409 is 904239554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 434514025 + 21418384 = 20845^2 + 4628^2 .

It is a cyclic number.

It is not a de Polignac number, because 455932409 - 2²⁴ = 439155193 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (455932459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227966204 + 227966205.

It is an arithmetic number, because the mean of its divisors is an integer number (227966205).

Almost surely, 2^455932409 is an apocalyptic number.

It is an amenable number.

455932409 is a deficient number, since it is larger than the sum of its proper divisors (1).

455932409 is an equidigital number, since it uses as much as digits as its factorization.

455932409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 194400, while the sum is 41.

The square root of 455932409 is about 21352.5738261222. The cubic root of 455932409 is about 769.6621945458.

The spelling of 455932409 in words is "four hundred fifty-five million, nine hundred thirty-two thousand, four hundred nine".