13031324403 has 8 divisors (see below), whose sum is σ = 17425172928. Its totient is φ = 8662512744.

The previous prime is 13031324399. The next prime is 13031324407. The reversal of 13031324403 is 30442313031.

It is an interprime number because it is at equal distance from previous prime (13031324399) and next prime (13031324407).

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

It is not a de Polignac number, because 13031324403 - 2² = 13031324399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13031324407) 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, 6258001 + ... + 6260082.

It is an arithmetic number, because the mean of its divisors is an integer number (2178146616).

Almost surely, 2^13031324403 is an apocalyptic number.

13031324403 is a deficient number, since it is larger than the sum of its proper divisors (4393848525).

13031324403 is a wasteful number, since it uses less digits than its factorization.

13031324403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12518433.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 13031324403 its reverse (30442313031), we get a palindrome (43473637434).

The spelling of 13031324403 in words is "thirteen billion, thirty-one million, three hundred twenty-four thousand, four hundred three".