104109495217 has 32 divisors (see below), whose sum is σ = 132386591232. Its totient is φ = 79665721344.

The previous prime is 104109495211. The next prime is 104109495227. The reversal of 104109495217 is 712594901401.

It is a cyclic number.

It is not a de Polignac number, because 104109495217 - 2²⁷ = 103975277489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104109495211) 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 31 ways as a sum of consecutive naturals, for example, 469713 + ... + 654865.

It is an arithmetic number, because the mean of its divisors is an integer number (4137080976).

Almost surely, 2^104109495217 is an apocalyptic number.

It is an amenable number.

104109495217 is a deficient number, since it is larger than the sum of its proper divisors (28277096015).

104109495217 is a wasteful number, since it uses less digits than its factorization.

104109495217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185377.

The product of its (nonzero) digits is 90720, while the sum is 43.

It can be divided in two parts, 1041094 and 95217, that added together give a palindrome (1136311).

The spelling of 104109495217 in words is "one hundred four billion, one hundred nine million, four hundred ninety-five thousand, two hundred seventeen".