450517273 has 2 divisors, whose sum is σ = 450517274. Its totient is φ = 450517272.

The previous prime is 450517247. The next prime is 450517297. The reversal of 450517273 is 372715054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 273174784 + 177342489 = 16528^2 + 13317^2 .

It is a cyclic number.

It is not a de Polignac number, because 450517273 - 2¹⁷ = 450386201 is a prime.

It is not a weakly prime, because it can be changed into another prime (450517073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225258636 + 225258637.

It is an arithmetic number, because the mean of its divisors is an integer number (225258637).

Almost surely, 2^450517273 is an apocalyptic number.

It is an amenable number.

450517273 is a deficient number, since it is larger than the sum of its proper divisors (1).

450517273 is an equidigital number, since it uses as much as digits as its factorization.

450517273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29400, while the sum is 34.

The square root of 450517273 is about 21225.3921754110. The cubic root of 450517273 is about 766.6029430548.

The spelling of 450517273 in words is "four hundred fifty million, five hundred seventeen thousand, two hundred seventy-three".