13923698133 has 4 divisors (see below), whose sum is σ = 18564930848. Its totient is φ = 9282465420.

The previous prime is 13923698099. The next prime is 13923698137. The reversal of 13923698133 is 33189632931.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 13923698133 - 2³⁰ = 12849956309 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 (13923698137) 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, 2320616353 + ... + 2320616358.

It is an arithmetic number, because the mean of its divisors is an integer number (4641232712).

Almost surely, 2^13923698133 is an apocalyptic number.

It is an amenable number.

13923698133 is a deficient number, since it is larger than the sum of its proper divisors (4641232715).

13923698133 is an equidigital number, since it uses as much as digits as its factorization.

13923698133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4641232714.

The product of its digits is 629856, while the sum is 48.

The spelling of 13923698133 in words is "thirteen billion, nine hundred twenty-three million, six hundred ninety-eight thousand, one hundred thirty-three".