104104602109 has 2 divisors, whose sum is σ = 104104602110. Its totient is φ = 104104602108.

The previous prime is 104104602103. The next prime is 104104602139. The reversal of 104104602109 is 901206401401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60576038884 + 43528563225 = 246122^2 + 208635^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104104602109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104104602103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52052301054 + 52052301055.

It is an arithmetic number, because the mean of its divisors is an integer number (52052301055).

Almost surely, 2^104104602109 is an apocalyptic number.

It is an amenable number.

104104602109 is a deficient number, since it is larger than the sum of its proper divisors (1).

104104602109 is an equidigital number, since it uses as much as digits as its factorization.

104104602109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 104104602109 in words is "one hundred four billion, one hundred four million, six hundred two thousand, one hundred nine".