104021135 has 8 divisors (see below), whose sum is σ = 125621376. Its totient is φ = 82686240.

The previous prime is 104021123. The next prime is 104021167. The reversal of 104021135 is 531120401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 104021135 - 2⁴ = 104021119 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 7 ways as a sum of consecutive naturals, for example, 65471 + ... + 67040.

It is an arithmetic number, because the mean of its divisors is an integer number (15702672).

Almost surely, 2^104021135 is an apocalyptic number.

104021135 is a deficient number, since it is larger than the sum of its proper divisors (21600241).

104021135 is a wasteful number, since it uses less digits than its factorization.

104021135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132673.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 104021135 is about 10199.0752031741. The cubic root of 104021135 is about 470.2987914497.

Adding to 104021135 its reverse (531120401), we get a palindrome (635141536).

The spelling of 104021135 in words is "one hundred four million, twenty-one thousand, one hundred thirty-five".