104140235 has 32 divisors (see below), whose sum is σ = 135432000. Its totient is φ = 76640256.

The previous prime is 104140219. The next prime is 104140243. The reversal of 104140235 is 532041401.

It is a cyclic number.

It is not a de Polignac number, because 104140235 - 2⁴ = 104140219 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 921539 + ... + 921651.

It is an arithmetic number, because the mean of its divisors is an integer number (4232250).

Almost surely, 2^104140235 is an apocalyptic number.

104140235 is a deficient number, since it is larger than the sum of its proper divisors (31291765).

104140235 is a wasteful number, since it uses less digits than its factorization.

104140235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 104140235 is about 10204.9122975163. The cubic root of 104140235 is about 470.4782140329.

Adding to 104140235 its reverse (532041401), we get a palindrome (636181636).

The spelling of 104140235 in words is "one hundred four million, one hundred forty thousand, two hundred thirty-five".