104308779 has 4 divisors (see below), whose sum is σ = 139078376. Its totient is φ = 69539184.

The previous prime is 104308777. The next prime is 104308781. The reversal of 104308779 is 977803401.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (104308777) and next prime (104308781).

It is not a de Polignac number, because 104308779 - 2¹ = 104308777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104308777) 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 3 ways as a sum of consecutive naturals, for example, 17384794 + ... + 17384799.

It is an arithmetic number, because the mean of its divisors is an integer number (34769594).

Almost surely, 2^104308779 is an apocalyptic number.

104308779 is a deficient number, since it is larger than the sum of its proper divisors (34769597).

104308779 is an equidigital number, since it uses as much as digits as its factorization.

104308779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34769596.

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 104308779 is about 10213.1669427264. The cubic root of 104308779 is about 470.7318897295.

The spelling of 104308779 in words is "one hundred four million, three hundred eight thousand, seven hundred seventy-nine".