104106091 has 12 divisors (see below), whose sum is σ = 108546816. Its totient is φ = 99837360.

The previous prime is 104106089. The next prime is 104106097. The reversal of 104106091 is 190601401.

It is not a de Polignac number, because 104106091 - 2¹ = 104106089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104106097) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121621 + ... + 122473.

It is an arithmetic number, because the mean of its divisors is an integer number (9045568).

Almost surely, 2^104106091 is an apocalyptic number.

104106091 is a deficient number, since it is larger than the sum of its proper divisors (4440725).

104106091 is an equidigital number, since it uses as much as digits as its factorization.

104106091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042 (or 1011 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 104106091 is about 10203.2392405549. The cubic root of 104106091 is about 470.4267905395.

Adding to 104106091 its reverse (190601401), we get a palindrome (294707492).

The spelling of 104106091 in words is "one hundred four million, one hundred six thousand, ninety-one".