450791253 has 12 divisors (see below), whose sum is σ = 710337888. Its totient is φ = 273206760.

The previous prime is 450791249. The next prime is 450791267. The reversal of 450791253 is 352197054.

It is not a de Polignac number, because 450791253 - 2² = 450791249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450791203) 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 in 11 ways as a sum of consecutive naturals, for example, 2276625 + ... + 2276822.

It is an arithmetic number, because the mean of its divisors is an integer number (59194824).

Almost surely, 2^450791253 is an apocalyptic number.

It is an amenable number.

450791253 is a deficient number, since it is larger than the sum of its proper divisors (259546635).

450791253 is a wasteful number, since it uses less digits than its factorization.

450791253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4553464 (or 4553461 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 450791253 is about 21231.8452565951. The cubic root of 450791253 is about 766.7583135768.

The spelling of 450791253 in words is "four hundred fifty million, seven hundred ninety-one thousand, two hundred fifty-three".