104012134423 has 4 divisors (see below), whose sum is σ = 104013290160. Its totient is φ = 104010978688.

The previous prime is 104012134417. The next prime is 104012134427. The reversal of 104012134423 is 324431210401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 324431210401 = 1217 ⋅266582753.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104012134423 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 (104012134427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 430315 + ... + 627052.

It is an arithmetic number, because the mean of its divisors is an integer number (26003322540).

Almost surely, 2^104012134423 is an apocalyptic number.

104012134423 is a deficient number, since it is larger than the sum of its proper divisors (1155737).

104012134423 is an equidigital number, since it uses as much as digits as its factorization.

104012134423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155736.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 104012134423 its reverse (324431210401), we get a palindrome (428443344824).

The spelling of 104012134423 in words is "one hundred four billion, twelve million, one hundred thirty-four thousand, four hundred twenty-three".