503425013 has 8 divisors (see below), whose sum is σ = 619600128. Its totient is φ = 398314224.

The previous prime is 503424991. The next prime is 503425031. The reversal of 503425013 is 310524305.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 503425013 - 2¹⁰ = 503423989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 503425013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503425033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2765981 + ... + 2766162.

It is an arithmetic number, because the mean of its divisors is an integer number (77450016).

Almost surely, 2^503425013 is an apocalyptic number.

It is an amenable number.

503425013 is a deficient number, since it is larger than the sum of its proper divisors (116175115).

503425013 is a wasteful number, since it uses less digits than its factorization.

503425013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5532163.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 503425013 is about 22437.1346878339. The cubic root of 503425013 is about 795.5086933294.

Adding to 503425013 its reverse (310524305), we get a palindrome (813949318).

It can be divided in two parts, 50342 and 5013, that added together give a palindrome (55355).

The spelling of 503425013 in words is "five hundred three million, four hundred twenty-five thousand, thirteen".