104839039 has 2 divisors, whose sum is σ = 104839040. Its totient is φ = 104839038.

The previous prime is 104839013. The next prime is 104839057. The reversal of 104839039 is 930938401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104839039 - 2⁷ = 104838911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 104838989 and 104839007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104839069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52419519 + 52419520.

It is an arithmetic number, because the mean of its divisors is an integer number (52419520).

Almost surely, 2^104839039 is an apocalyptic number.

104839039 is a deficient number, since it is larger than the sum of its proper divisors (1).

104839039 is an equidigital number, since it uses as much as digits as its factorization.

104839039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 104839039 is about 10239.0936610620. The cubic root of 104839039 is about 471.5282065722.

The spelling of 104839039 in words is "one hundred four million, eight hundred thirty-nine thousand, thirty-nine".