252503451 has 6 divisors (see below), whose sum is σ = 364727220. Its totient is φ = 168335628.

The previous prime is 252503443. The next prime is 252503491. The reversal of 252503451 is 154305252.

It is a happy number.

It is not a de Polignac number, because 252503451 - 2³ = 252503443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (252503491) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14027961 + ... + 14027978.

It is an arithmetic number, because the mean of its divisors is an integer number (60787870).

Almost surely, 2^252503451 is an apocalyptic number.

252503451 is a deficient number, since it is larger than the sum of its proper divisors (112223769).

252503451 is a wasteful number, since it uses less digits than its factorization.

252503451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28055945 (or 28055942 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 252503451 is about 15890.3571703093. The cubic root of 252503451 is about 632.0563119121.

The spelling of 252503451 in words is "two hundred fifty-two million, five hundred three thousand, four hundred fifty-one".