13000332313 has 4 divisors (see below), whose sum is σ = 13033079140. Its totient is φ = 12967585488.

The previous prime is 13000332271. The next prime is 13000332349. The reversal of 13000332313 is 31323300031.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10627960464 + 2372371849 = 103092^2 + 48707^2 .

It is a cyclic number.

It is not a de Polignac number, because 13000332313 - 2¹⁷ = 13000201241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13000332613) 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, 16372818 + ... + 16373611.

It is an arithmetic number, because the mean of its divisors is an integer number (3258269785).

Almost surely, 2^13000332313 is an apocalyptic number.

It is an amenable number.

13000332313 is a deficient number, since it is larger than the sum of its proper divisors (32746827).

13000332313 is an equidigital number, since it uses as much as digits as its factorization.

13000332313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32746826.

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 13000332313 its reverse (31323300031), we get a palindrome (44323632344).

The spelling of 13000332313 in words is "thirteen billion, three hundred thirty-two thousand, three hundred thirteen".