104050991 has 8 divisors (see below), whose sum is σ = 113632464. Its totient is φ = 94489920.

The previous prime is 104050967. The next prime is 104051009. The reversal of 104050991 is 199050401.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104050991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104050951) 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, 6785 + ... + 15941.

It is an arithmetic number, because the mean of its divisors is an integer number (14204058).

Almost surely, 2^104050991 is an apocalyptic number.

104050991 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

104050991 is a deficient number, since it is larger than the sum of its proper divisors (9581473).

104050991 is a wasteful number, since it uses less digits than its factorization.

104050991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10201.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 104050991 is about 10200.5387602812. The cubic root of 104050991 is about 470.3437819783.

The spelling of 104050991 in words is "one hundred four million, fifty thousand, nine hundred ninety-one".