253252503 has 24 divisors (see below), whose sum is σ = 418484768. Its totient is φ = 144571392.

The previous prime is 253252487. The next prime is 253252507. The reversal of 253252503 is 305252352.

It is not a de Polignac number, because 253252503 - 2⁴ = 253252487 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 (253252507) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 124551 + ... + 126567.

Almost surely, 2^253252503 is an apocalyptic number.

253252503 is a deficient number, since it is larger than the sum of its proper divisors (165232265).

253252503 is a wasteful number, since it uses less digits than its factorization.

253252503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4023 (or 4020 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 253252503 is about 15913.9091049308. The cubic root of 253252503 is about 632.6806936861.

The spelling of 253252503 in words is "two hundred fifty-three million, two hundred fifty-two thousand, five hundred three".