253254503 has 4 divisors (see below), whose sum is σ = 253700160. Its totient is φ = 252808848.

The previous prime is 253254481. The next prime is 253254509. The reversal of 253254503 is 305452352.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 253254503 - 2¹⁰ = 253253479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253254509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221975 + ... + 223112.

It is an arithmetic number, because the mean of its divisors is an integer number (63425040).

Almost surely, 2^253254503 is an apocalyptic number.

253254503 is a deficient number, since it is larger than the sum of its proper divisors (445657).

253254503 is an equidigital number, since it uses as much as digits as its factorization.

253254503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445656.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 253254503 is about 15913.9719429186. The cubic root of 253254503 is about 632.6823591623.

The spelling of 253254503 in words is "two hundred fifty-three million, two hundred fifty-four thousand, five hundred three".