503112424 has 8 divisors (see below), whose sum is σ = 943335810. Its totient is φ = 251556208.

The previous prime is 503112413. The next prime is 503112431. The reversal of 503112424 is 424211305.

It can be written as a sum of positive squares in only one way, i.e., 485320900 + 17791524 = 22030^2 + 4218^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×503112424² = 506244222366311552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 503112395 and 503112404.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31444519 + ... + 31444534.

Almost surely, 2^503112424 is an apocalyptic number.

It is an amenable number.

503112424 is a deficient number, since it is larger than the sum of its proper divisors (440223386).

503112424 is a wasteful number, since it uses less digits than its factorization.

503112424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62889059 (or 62889055 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 503112424 is about 22430.1677211741. The cubic root of 503112424 is about 795.3440089202.

Adding to 503112424 its reverse (424211305), we get a palindrome (927323729).

The spelling of 503112424 in words is "five hundred three million, one hundred twelve thousand, four hundred twenty-four".