104659439 has 2 divisors, whose sum is σ = 104659440. Its totient is φ = 104659438.

The previous prime is 104659403. The next prime is 104659481. The reversal of 104659439 is 934956401.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104659439 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 104659396 and 104659405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104659339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52329719 + 52329720.

It is an arithmetic number, because the mean of its divisors is an integer number (52329720).

Almost surely, 2^104659439 is an apocalyptic number.

104659439 is a deficient number, since it is larger than the sum of its proper divisors (1).

104659439 is an equidigital number, since it uses as much as digits as its factorization.

104659439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 104659439 is about 10230.3195942258. The cubic root of 104659439 is about 471.2587939830.

The spelling of 104659439 in words is "one hundred four million, six hundred fifty-nine thousand, four hundred thirty-nine".