13313721704403 has 16 divisors (see below), whose sum is σ = 18796649840640. Its totient is φ = 8353348876416.

The previous prime is 13313721704341. The next prime is 13313721704557. The reversal of 13313721704403 is 30440712731331.

It is not a de Polignac number, because 13313721704403 - 2²⁰ = 13313720655827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13313721704303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4405843 + ... + 6785196.

It is an arithmetic number, because the mean of its divisors is an integer number (1174790615040).

Almost surely, 2^{13313721704403} is an apocalyptic number.

13313721704403 is a deficient number, since it is larger than the sum of its proper divisors (5482928136237).

13313721704403 is a wasteful number, since it uses less digits than its factorization.

13313721704403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11214386.

The product of its (nonzero) digits is 127008, while the sum is 39.

The spelling of 13313721704403 in words is "thirteen trillion, three hundred thirteen billion, seven hundred twenty-one million, seven hundred four thousand, four hundred three".