104103434123 has 16 divisors (see below), whose sum is σ = 120039978240. Its totient is φ = 89426574336.

The previous prime is 104103434111. The next prime is 104103434333. The reversal of 104103434123 is 321434301401.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 104103434123 - 2⁶ = 104103434059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 104103434092 and 104103434101.

It is not an unprimeable number, because it can be changed into a prime (104103494123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2626715 + ... + 2666052.

It is an arithmetic number, because the mean of its divisors is an integer number (7502498640).

Almost surely, 2^104103434123 is an apocalyptic number.

104103434123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

104103434123 is a deficient number, since it is larger than the sum of its proper divisors (15936544117).

104103434123 is a wasteful number, since it uses less digits than its factorization.

104103434123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5292886.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 104103434123 its reverse (321434301401), we get a palindrome (425537735524).

The spelling of 104103434123 in words is "one hundred four billion, one hundred three million, four hundred thirty-four thousand, one hundred twenty-three".