453404253 has 32 divisors (see below), whose sum is σ = 638516736. Its totient is φ = 285838848.

The previous prime is 453404243. The next prime is 453404257. The reversal of 453404253 is 352404354.

It is not a de Polignac number, because 453404253 - 2²⁰ = 452355677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 453404253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453404257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1215375 + ... + 1215747.

It is an arithmetic number, because the mean of its divisors is an integer number (19953648).

Almost surely, 2^453404253 is an apocalyptic number.

It is an amenable number.

453404253 is a deficient number, since it is larger than the sum of its proper divisors (185112483).

453404253 is a wasteful number, since it uses less digits than its factorization.

453404253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693.

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 453404253 is about 21293.2912674391. The cubic root of 453404253 is about 768.2369586060.

The spelling of 453404253 in words is "four hundred fifty-three million, four hundred four thousand, two hundred fifty-three".