13312552403 has 4 divisors (see below), whose sum is σ = 13331818728. Its totient is φ = 13293286080.

The previous prime is 13312552387. The next prime is 13312552411. The reversal of 13312552403 is 30425521331.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13312552403 - 2⁴ = 13312552387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13312552433) 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, 9632126 + ... + 9633507.

It is an arithmetic number, because the mean of its divisors is an integer number (3332954682).

Almost surely, 2^13312552403 is an apocalyptic number.

13312552403 is a deficient number, since it is larger than the sum of its proper divisors (19266325).

13312552403 is an equidigital number, since it uses as much as digits as its factorization.

13312552403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19266324.

The product of its (nonzero) digits is 10800, while the sum is 29.

The spelling of 13312552403 in words is "thirteen billion, three hundred twelve million, five hundred fifty-two thousand, four hundred three".