104113242243209 has 2 divisors, whose sum is σ = 104113242243210. Its totient is φ = 104113242243208.

The previous prime is 104113242243203. The next prime is 104113242243259. The reversal of 104113242243209 is 902342242311401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86042691846400 + 18070550396809 = 9275920^2 + 4250947^2 .

It is a cyclic number.

It is not a de Polignac number, because 104113242243209 - 2²⁴ = 104113225465993 is a prime.

It is not a weakly prime, because it can be changed into another prime (104113242243203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52056621121604 + 52056621121605.

It is an arithmetic number, because the mean of its divisors is an integer number (52056621121605).

Almost surely, 2^{104113242243209} is an apocalyptic number.

It is an amenable number.

104113242243209 is a deficient number, since it is larger than the sum of its proper divisors (1).

104113242243209 is an equidigital number, since it uses as much as digits as its factorization.

104113242243209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 104113242243209 in words is "one hundred four trillion, one hundred thirteen billion, two hundred forty-two million, two hundred forty-three thousand, two hundred nine".