503320132013 has 16 divisors (see below), whose sum is σ = 545881400064. Its totient is φ = 462258048000.

The previous prime is 503320131983. The next prime is 503320132031. The reversal of 503320132013 is 310231023305.

It is a cyclic number.

It is not a de Polignac number, because 503320132013 - 2¹² = 503320127917 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 503320132013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503326132013) 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, 665363 + ... + 1203888.

It is an arithmetic number, because the mean of its divisors is an integer number (34117587504).

Almost surely, 2^503320132013 is an apocalyptic number.

It is an amenable number.

503320132013 is a deficient number, since it is larger than the sum of its proper divisors (42561268051).

503320132013 is a wasteful number, since it uses less digits than its factorization.

503320132013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1869652.

The product of its (nonzero) digits is 1620, while the sum is 23.

Adding to 503320132013 its reverse (310231023305), we get a palindrome (813551155318).

The spelling of 503320132013 in words is "five hundred three billion, three hundred twenty million, one hundred thirty-two thousand, thirteen".