13424431535123 has 8 divisors (see below), whose sum is σ = 15385669815648. Its totient is φ = 11474058841344.

The previous prime is 13424431535089. The next prime is 13424431535149. The reversal of 13424431535123 is 32153513442431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13424431535123 - 2³⁶ = 13355712058387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13424431535623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2716394036 + ... + 2716398977.

It is an arithmetic number, because the mean of its divisors is an integer number (1923208726956).

Almost surely, 2^{13424431535123} is an apocalyptic number.

13424431535123 is a deficient number, since it is larger than the sum of its proper divisors (1961238280525).

13424431535123 is an equidigital number, since it uses as much as digits as its factorization.

13424431535123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5432793373.

The product of its digits is 518400, while the sum is 41.

Adding to 13424431535123 its reverse (32153513442431), we get a palindrome (45577944977554).

The spelling of 13424431535123 in words is "thirteen trillion, four hundred twenty-four billion, four hundred thirty-one million, five hundred thirty-five thousand, one hundred twenty-three".