13312323329 has 2 divisors, whose sum is σ = 13312323330. Its totient is φ = 13312323328.

The previous prime is 13312323313. The next prime is 13312323373. The reversal of 13312323329 is 92332321331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13045066225 + 267257104 = 114215^2 + 16348^2 .

It is a cyclic number.

It is not a de Polignac number, because 13312323329 - 2⁴ = 13312323313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13312323295 and 13312323304.

It is not a weakly prime, because it can be changed into another prime (13312323029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6656161664 + 6656161665.

It is an arithmetic number, because the mean of its divisors is an integer number (6656161665).

Almost surely, 2^13312323329 is an apocalyptic number.

It is an amenable number.

13312323329 is a deficient number, since it is larger than the sum of its proper divisors (1).

13312323329 is an equidigital number, since it uses as much as digits as its factorization.

13312323329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17496, while the sum is 32.

The spelling of 13312323329 in words is "thirteen billion, three hundred twelve million, three hundred twenty-three thousand, three hundred twenty-nine".