450244313 has 2 divisors, whose sum is σ = 450244314. Its totient is φ = 450244312.

The previous prime is 450244261. The next prime is 450244321. The reversal of 450244313 is 313442054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 374693449 + 75550864 = 19357^2 + 8692^2 .

It is a cyclic number.

It is not a de Polignac number, because 450244313 - 2¹⁰ = 450243289 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (450244513) 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, 225122156 + 225122157.

It is an arithmetic number, because the mean of its divisors is an integer number (225122157).

Almost surely, 2^450244313 is an apocalyptic number.

It is an amenable number.

450244313 is a deficient number, since it is larger than the sum of its proper divisors (1).

450244313 is an equidigital number, since it uses as much as digits as its factorization.

450244313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 450244313 is about 21218.9611668432. The cubic root of 450244313 is about 766.4480883084.

Adding to 450244313 its reverse (313442054), we get a palindrome (763686367).

The spelling of 450244313 in words is "four hundred fifty million, two hundred forty-four thousand, three hundred thirteen".