104164439 has 2 divisors, whose sum is σ = 104164440. Its totient is φ = 104164438.

The previous prime is 104164427. The next prime is 104164453. The reversal of 104164439 is 934461401.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104164439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104164469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52082219 + 52082220.

It is an arithmetic number, because the mean of its divisors is an integer number (52082220).

Almost surely, 2^104164439 is an apocalyptic number.

104164439 is a deficient number, since it is larger than the sum of its proper divisors (1).

104164439 is an equidigital number, since it uses as much as digits as its factorization.

104164439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 104164439 is about 10206.0981280801. The cubic root of 104164439 is about 470.5146603133.

The spelling of 104164439 in words is "one hundred four million, one hundred sixty-four thousand, four hundred thirty-nine".