104408645 has 16 divisors (see below), whose sum is σ = 144721728. Its totient is φ = 71466240.

The previous prime is 104408639. The next prime is 104408653. The reversal of 104408645 is 546804401.

It is not a de Polignac number, because 104408645 - 2⁸ = 104408389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54899 + ... + 56768.

It is an arithmetic number, because the mean of its divisors is an integer number (9045108).

Almost surely, 2^104408645 is an apocalyptic number.

It is an amenable number.

104408645 is a deficient number, since it is larger than the sum of its proper divisors (40313083).

104408645 is a wasteful number, since it uses less digits than its factorization.

104408645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111700.

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 104408645 is about 10218.0548540317. The cubic root of 104408645 is about 470.8820692149.

The spelling of 104408645 in words is "one hundred four million, four hundred eight thousand, six hundred forty-five".