450520373 has 2 divisors, whose sum is σ = 450520374. Its totient is φ = 450520372.

The previous prime is 450520363. The next prime is 450520439. The reversal of 450520373 is 373025054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 381928849 + 68591524 = 19543^2 + 8282^2 .

It is a cyclic number.

It is not a de Polignac number, because 450520373 - 2²⁴ = 433743157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450520313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225260186 + 225260187.

It is an arithmetic number, because the mean of its divisors is an integer number (225260187).

Almost surely, 2^450520373 is an apocalyptic number.

It is an amenable number.

450520373 is a deficient number, since it is larger than the sum of its proper divisors (1).

450520373 is an equidigital number, since it uses as much as digits as its factorization.

450520373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 29.

The square root of 450520373 is about 21225.4652010268. The cubic root of 450520373 is about 766.6047013770.

The spelling of 450520373 in words is "four hundred fifty million, five hundred twenty thousand, three hundred seventy-three".