13231480359 has 4 divisors (see below), whose sum is σ = 17641973816. Its totient is φ = 8820986904.

The previous prime is 13231480351. The next prime is 13231480363. The reversal of 13231480359 is 95308413231.

It is a happy number.

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

It is not a de Polignac number, because 13231480359 - 2³ = 13231480351 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 (13231480351) 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, 2205246724 + ... + 2205246729.

It is an arithmetic number, because the mean of its divisors is an integer number (4410493454).

Almost surely, 2^13231480359 is an apocalyptic number.

13231480359 is a deficient number, since it is larger than the sum of its proper divisors (4410493457).

13231480359 is an equidigital number, since it uses as much as digits as its factorization.

13231480359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4410493456.

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 13231480359 in words is "thirteen billion, two hundred thirty-one million, four hundred eighty thousand, three hundred fifty-nine".