253233453 has 16 divisors (see below), whose sum is σ = 370218816. Its totient is φ = 152691840.

The previous prime is 253233443. The next prime is 253233503. The reversal of 253233453 is 354332352.

It is not a de Polignac number, because 253233453 - 2⁴ = 253233437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 253233453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253233413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12976 + ... + 25977.

It is an arithmetic number, because the mean of its divisors is an integer number (23138676).

Almost surely, 2^253233453 is an apocalyptic number.

It is an amenable number.

253233453 is a deficient number, since it is larger than the sum of its proper divisors (116985363).

253233453 is a wasteful number, since it uses less digits than its factorization.

253233453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39164.

The product of its digits is 32400, while the sum is 30.

The square root of 253233453 is about 15913.3105606596. The cubic root of 253233453 is about 632.6648295856.

The spelling of 253233453 in words is "two hundred fifty-three million, two hundred thirty-three thousand, four hundred fifty-three".