503253135 has 64 divisors (see below), whose sum is σ = 1115458560. Its totient is φ = 209139840.

The previous prime is 503253029. The next prime is 503253139. The reversal of 503253135 is 531352305.

503253135 is a `hidden beast` number, since 503 + 25 + 3 + 135 = 666.

It is not a de Polignac number, because 503253135 - 2⁷ = 503253007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 503253099 and 503253108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503253139) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13812 + ... + 34601.

It is an arithmetic number, because the mean of its divisors is an integer number (17429040).

Almost surely, 2^503253135 is an apocalyptic number.

503253135 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

503253135 is an abundant number, since it is smaller than the sum of its proper divisors (612205425).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

503253135 is a wasteful number, since it uses less digits than its factorization.

503253135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48445 (or 48439 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

The square root of 503253135 is about 22433.3041480741. The cubic root of 503253135 is about 795.4181495521.

The spelling of 503253135 in words is "five hundred three million, two hundred fifty-three thousand, one hundred thirty-five".