13431164323 has 4 divisors (see below), whose sum is σ = 13443189760. Its totient is φ = 13419138888.

The previous prime is 13431164321. The next prime is 13431164363. The reversal of 13431164323 is 32346113431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13431164323 - 2¹ = 13431164321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13431164321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6011043 + ... + 6013276.

It is an arithmetic number, because the mean of its divisors is an integer number (3360797440).

Almost surely, 2^13431164323 is an apocalyptic number.

13431164323 is a deficient number, since it is larger than the sum of its proper divisors (12025437).

13431164323 is a wasteful number, since it uses less digits than its factorization.

13431164323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12025436.

The product of its digits is 15552, while the sum is 31.

Adding to 13431164323 its reverse (32346113431), we get a palindrome (45777277754).

The spelling of 13431164323 in words is "thirteen billion, four hundred thirty-one million, one hundred sixty-four thousand, three hundred twenty-three".