450450859 has 2 divisors, whose sum is σ = 450450860. Its totient is φ = 450450858.

The previous prime is 450450821. The next prime is 450450943. The reversal of 450450859 is 958054054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 450450859 - 2⁷ = 450450731 is a prime.

It is not a weakly prime, because it can be changed into another prime (450450059) 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, 225225429 + 225225430.

It is an arithmetic number, because the mean of its divisors is an integer number (225225430).

Almost surely, 2^450450859 is an apocalyptic number.

450450859 is a deficient number, since it is larger than the sum of its proper divisors (1).

450450859 is an equidigital number, since it uses as much as digits as its factorization.

450450859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144000, while the sum is 40.

The square root of 450450859 is about 21223.8276236875. The cubic root of 450450859 is about 766.5652710475.

The spelling of 450450859 in words is "four hundred fifty million, four hundred fifty thousand, eight hundred fifty-nine".