104581117 has 4 divisors (see below), whose sum is σ = 107013280. Its totient is φ = 102148956.

The previous prime is 104581091. The next prime is 104581121. The reversal of 104581117 is 711185401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 711185401 = 263 ⋅2704127.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104581117 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 (104581177) 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, 1216017 + ... + 1216102.

It is an arithmetic number, because the mean of its divisors is an integer number (26753320).

Almost surely, 2^104581117 is an apocalyptic number.

It is an amenable number.

104581117 is a deficient number, since it is larger than the sum of its proper divisors (2432163).

104581117 is an equidigital number, since it uses as much as digits as its factorization.

104581117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2432162.

The product of its (nonzero) digits is 1120, while the sum is 28.

The square root of 104581117 is about 10226.4909426450. The cubic root of 104581117 is about 471.1412089770.

The spelling of 104581117 in words is "one hundred four million, five hundred eighty-one thousand, one hundred seventeen".