450774673 has 2 divisors, whose sum is σ = 450774674. Its totient is φ = 450774672.

The previous prime is 450774671. The next prime is 450774683. The reversal of 450774673 is 376477054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 450627984 + 146689 = 21228^2 + 383^2 .

It is a cyclic number.

It is not a de Polignac number, because 450774673 - 2¹ = 450774671 is a prime.

Together with 450774671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (450774671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225387336 + 225387337.

It is an arithmetic number, because the mean of its divisors is an integer number (225387337).

Almost surely, 2^450774673 is an apocalyptic number.

It is an amenable number.

450774673 is a deficient number, since it is larger than the sum of its proper divisors (1).

450774673 is an equidigital number, since it uses as much as digits as its factorization.

450774673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 493920, while the sum is 43.

The square root of 450774673 is about 21231.4548017794. The cubic root of 450774673 is about 766.7489130626.

The spelling of 450774673 in words is "four hundred fifty million, seven hundred seventy-four thousand, six hundred seventy-three".