104131090 has 32 divisors (see below), whose sum is σ = 214648704. Its totient is φ = 35629440.

The previous prime is 104131081. The next prime is 104131121. The reversal of 104131090 is 90131401.

It is a happy 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, 41985 + ... + 44395.

It is an arithmetic number, because the mean of its divisors is an integer number (6707772).

Almost surely, 2^104131090 is an apocalyptic number.

104131090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

104131090 is an abundant number, since it is smaller than the sum of its proper divisors (110517614).

104131090 is a wasteful number, since it uses less digits than its factorization.

104131090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3042.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 104131090 is about 10204.4642191543. The cubic root of 104131090 is about 470.4644420609.

Adding to 104131090 its reverse (90131401), we get a palindrome (194262491).

It can be divided in two parts, 1041 and 31090, that added together give a triangular number (32131 = T₂₅₃).

The spelling of 104131090 in words is "one hundred four million, one hundred thirty-one thousand, ninety".