450455641 has 2 divisors, whose sum is σ = 450455642. Its totient is φ = 450455640.

The previous prime is 450455623. The next prime is 450455651. The reversal of 450455641 is 146554054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 437646400 + 12809241 = 20920^2 + 3579^2 .

It is a cyclic number.

It is not a de Polignac number, because 450455641 - 2⁹ = 450455129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 450455597 and 450455606.

It is not a weakly prime, because it can be changed into another prime (450455651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225227820 + 225227821.

It is an arithmetic number, because the mean of its divisors is an integer number (225227821).

Almost surely, 2^450455641 is an apocalyptic number.

It is an amenable number.

450455641 is a deficient number, since it is larger than the sum of its proper divisors (1).

450455641 is an equidigital number, since it uses as much as digits as its factorization.

450455641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 450455641 is about 21223.9402797878. The cubic root of 450455641 is about 766.5679836647.

The spelling of 450455641 in words is "four hundred fifty million, four hundred fifty-five thousand, six hundred forty-one".