104391126 has 128 divisors (see below), whose sum is σ = 279936000. Its totient is φ = 28207872.

The previous prime is 104391113. The next prime is 104391163. The reversal of 104391126 is 621193401.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 104391126.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 975565 + ... + 975671.

It is an arithmetic number, because the mean of its divisors is an integer number (2187000).

Almost surely, 2^104391126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104391126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139968000).

104391126 is an abundant number, since it is smaller than the sum of its proper divisors (175544874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104391126 is a wasteful number, since it uses less digits than its factorization.

104391126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243 (or 237 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 104391126 is about 10217.1975609753. The cubic root of 104391126 is about 470.8557308965.

The spelling of 104391126 in words is "one hundred four million, three hundred ninety-one thousand, one hundred twenty-six".