450448087 has 2 divisors, whose sum is σ = 450448088. Its totient is φ = 450448086.

The previous prime is 450448081. The next prime is 450448109. The reversal of 450448087 is 780844054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 450448087 - 2¹¹ = 450446039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450448081) 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, 225224043 + 225224044.

It is an arithmetic number, because the mean of its divisors is an integer number (225224044).

Almost surely, 2^450448087 is an apocalyptic number.

450448087 is a deficient number, since it is larger than the sum of its proper divisors (1).

450448087 is an equidigital number, since it uses as much as digits as its factorization.

450448087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 143360, while the sum is 40.

The square root of 450448087 is about 21223.7623196266. The cubic root of 450448087 is about 766.5636986057.

The spelling of 450448087 in words is "four hundred fifty million, four hundred forty-eight thousand, eighty-seven".