13432315249 has 4 divisors (see below), whose sum is σ = 13444494336. Its totient is φ = 13420136164.

The previous prime is 13432315243. The next prime is 13432315279. The reversal of 13432315249 is 94251323431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13432315249 - 2⁵ = 13432315217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13432315243) 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, 6087889 + ... + 6090094.

It is an arithmetic number, because the mean of its divisors is an integer number (3361123584).

Almost surely, 2^13432315249 is an apocalyptic number.

It is an amenable number.

13432315249 is a deficient number, since it is larger than the sum of its proper divisors (12179087).

13432315249 is a wasteful number, since it uses less digits than its factorization.

13432315249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12179086.

The product of its digits is 77760, while the sum is 37.

The spelling of 13432315249 in words is "thirteen billion, four hundred thirty-two million, three hundred fifteen thousand, two hundred forty-nine".