104609939 has 8 divisors (see below), whose sum is σ = 119869440. Its totient is φ = 89429256.

The previous prime is 104609929. The next prime is 104609951. The reversal of 104609939 is 939906401.

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

It is not a de Polignac number, because 104609939 - 2¹² = 104605843 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104609896 and 104609905.

It is not an unprimeable number, because it can be changed into a prime (104609929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16829 + ... + 22190.

It is an arithmetic number, because the mean of its divisors is an integer number (14983680).

Almost surely, 2^104609939 is an apocalyptic number.

104609939 is a deficient number, since it is larger than the sum of its proper divisors (15259501).

104609939 is an equidigital number, since it uses as much as digits as its factorization.

104609939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39409.

The product of its (nonzero) digits is 52488, while the sum is 41.

The square root of 104609939 is about 10227.9000288427. The cubic root of 104609939 is about 471.1844863393.

The spelling of 104609939 in words is "one hundred four million, six hundred nine thousand, nine hundred thirty-nine".