503463031311 has 8 divisors (see below), whose sum is σ = 671680554160. Its totient is φ = 335443764672.

The previous prime is 503463031297. The next prime is 503463031319. The reversal of 503463031311 is 113130364305.

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

It is not a de Polignac number, because 503463031311 - 2¹⁵ = 503462998543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503463031319) 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, 49558126 + ... + 49568283.

It is an arithmetic number, because the mean of its divisors is an integer number (83960069270).

Almost surely, 2^503463031311 is an apocalyptic number.

503463031311 is a deficient number, since it is larger than the sum of its proper divisors (168217522849).

503463031311 is a wasteful number, since it uses less digits than its factorization.

503463031311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99128105.

The product of its (nonzero) digits is 9720, while the sum is 30.

Adding to 503463031311 its reverse (113130364305), we get a palindrome (616593395616).

The spelling of 503463031311 in words is "five hundred three billion, four hundred sixty-three million, thirty-one thousand, three hundred eleven".