503053231 has 16 divisors (see below), whose sum is σ = 522799200. Its totient is φ = 483724800.

The previous prime is 503053211. The next prime is 503053241. The reversal of 503053231 is 132350305.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 503053231 - 2¹¹ = 503051183 is a prime.

It is a super-2 number, since 2×503053231² = 506125106439078722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503053211) 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, 1229755 + ... + 1230163.

It is an arithmetic number, because the mean of its divisors is an integer number (32674950).

Almost surely, 2^503053231 is an apocalyptic number.

503053231 is a deficient number, since it is larger than the sum of its proper divisors (19745969).

503053231 is a wasteful number, since it uses less digits than its factorization.

503053231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810.

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 503053231 is about 22428.8481871005. The cubic root of 503053231 is about 795.3128159951.

The spelling of 503053231 in words is "five hundred three million, fifty-three thousand, two hundred thirty-one".