104339791 has 2 divisors, whose sum is σ = 104339792. Its totient is φ = 104339790.

The previous prime is 104339779. The next prime is 104339819. The reversal of 104339791 is 197933401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 104339791 - 2¹⁷ = 104208719 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 104339791.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104339701) 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 as a sum of consecutive naturals, namely, 52169895 + 52169896.

It is an arithmetic number, because the mean of its divisors is an integer number (52169896).

Almost surely, 2^104339791 is an apocalyptic number.

104339791 is a deficient number, since it is larger than the sum of its proper divisors (1).

104339791 is an equidigital number, since it uses as much as digits as its factorization.

104339791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 104339791 is about 10214.6850661193. The cubic root of 104339791 is about 470.7785361415.

The spelling of 104339791 in words is "one hundred four million, three hundred thirty-nine thousand, seven hundred ninety-one".