104143235 has 8 divisors (see below), whose sum is σ = 142825056. Its totient is φ = 71412480.

The previous prime is 104143231. The next prime is 104143301. The reversal of 104143235 is 532341401.

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

It is not a de Polignac number, because 104143235 - 2² = 104143231 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104143235.

It is not an unprimeable number, because it can be changed into a prime (104143231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1487726 + ... + 1487795.

It is an arithmetic number, because the mean of its divisors is an integer number (17853132).

Almost surely, 2^104143235 is an apocalyptic number.

104143235 is a deficient number, since it is larger than the sum of its proper divisors (38681821).

104143235 is an equidigital number, since it uses as much as digits as its factorization.

104143235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2975533.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 104143235 is about 10205.0592844922. The cubic root of 104143235 is about 470.4827317268.

Adding to 104143235 its reverse (532341401), we get a palindrome (636484636).

The spelling of 104143235 in words is "one hundred four million, one hundred forty-three thousand, two hundred thirty-five".