13474135823 has 4 divisors (see below), whose sum is σ = 13474996080. Its totient is φ = 13473275568.

The previous prime is 13474135789. The next prime is 13474135837. The reversal of 13474135823 is 32853147431.

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 13474135823 - 2¹⁰ = 13474134799 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 (13474135123) 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, 406190 + ... + 438107.

It is an arithmetic number, because the mean of its divisors is an integer number (3368749020).

Almost surely, 2^13474135823 is an apocalyptic number.

13474135823 is a deficient number, since it is larger than the sum of its proper divisors (860257).

13474135823 is an equidigital number, since it uses as much as digits as its factorization.

13474135823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860256.

The product of its digits is 241920, while the sum is 41.

The spelling of 13474135823 in words is "thirteen billion, four hundred seventy-four million, one hundred thirty-five thousand, eight hundred twenty-three".