104832139 has 8 divisors (see below), whose sum is σ = 111905280. Its totient is φ = 97914600.

The previous prime is 104832127. The next prime is 104832157. The reversal of 104832139 is 931238401.

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

It is not a de Polignac number, because 104832139 - 2⁷ = 104832011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104832139.

It is not an unprimeable number, because it can be changed into a prime (104832109) 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, 37507 + ... + 40204.

It is an arithmetic number, because the mean of its divisors is an integer number (13988160).

Almost surely, 2^104832139 is an apocalyptic number.

104832139 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

104832139 is a deficient number, since it is larger than the sum of its proper divisors (7073141).

104832139 is an equidigital number, since it uses as much as digits as its factorization.

104832139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77801.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 104832139 is about 10238.7567116325. The cubic root of 104832139 is about 471.5178617743.

The spelling of 104832139 in words is "one hundred four million, eight hundred thirty-two thousand, one hundred thirty-nine".