104105602217 has 2 divisors, whose sum is σ = 104105602218.
Its totient is φ = 104105602216.
The previous prime is 104105602157. The next prime is 104105602229. The reversal of 104105602217 is 712206501401.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 102649111321 + 1456490896 = 320389^2 + 38164^2
It is a cyclic number.
It is not a de Polignac number, because 104105602217 - 216 = 104105536681 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 104105602217.
It is not a weakly prime, because it can be changed into another prime (104105602267) 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, 52052801108 + 52052801109.
It is an arithmetic number, because the mean of its divisors is an integer number (52052801109).
Almost surely, 2104105602217 is an apocalyptic number.
It is an amenable number.
104105602217 is a deficient number, since it is larger than the sum of its proper divisors (1).
104105602217 is an equidigital number, since it uses as much as digits as its factorization.
104105602217 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3360, while the sum is 29.
The spelling of 104105602217 in words is "one hundred four billion, one hundred five million, six hundred two thousand, two hundred seventeen".