13113431005 has 8 divisors (see below), whose sum is σ = 15738285024. Its totient is φ = 10489299600.

The previous prime is 13113430999. The next prime is 13113431029. The reversal of 13113431005 is 50013431131.

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

It is not a de Polignac number, because 13113431005 - 2⁷ = 13113430877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139891 + ... + 214000.

It is an arithmetic number, because the mean of its divisors is an integer number (1967285628).

Almost surely, 2^13113431005 is an apocalyptic number.

It is an amenable number.

13113431005 is a deficient number, since it is larger than the sum of its proper divisors (2624854019).

13113431005 is an equidigital number, since it uses as much as digits as its factorization.

13113431005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361307.

The product of its (nonzero) digits is 540, while the sum is 22.

Adding to 13113431005 its reverse (50013431131), we get a palindrome (63126862136).

The spelling of 13113431005 in words is "thirteen billion, one hundred thirteen million, four hundred thirty-one thousand, five".