104001135 has 16 divisors (see below), whose sum is σ = 190173696. Its totient is φ = 47543328.

The previous prime is 104001119. The next prime is 104001137. The reversal of 104001135 is 531100401.

It is not a de Polignac number, because 104001135 - 2⁴ = 104001119 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104001137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 495139 + ... + 495348.

It is an arithmetic number, because the mean of its divisors is an integer number (11885856).

Almost surely, 2^104001135 is an apocalyptic number.

104001135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

104001135 is a deficient number, since it is larger than the sum of its proper divisors (86172561).

104001135 is an equidigital number, since it uses as much as digits as its factorization.

104001135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990502.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 104001135 is about 10198.0946749871. The cubic root of 104001135 is about 470.2686482846.

Adding to 104001135 its reverse (531100401), we get a palindrome (635101536).

The spelling of 104001135 in words is "one hundred four million, one thousand, one hundred thirty-five".