208741217339 has 2 divisors, whose sum is σ = 208741217340. Its totient is φ = 208741217338.

The previous prime is 208741217327. The next prime is 208741217387. The reversal of 208741217339 is 933712147802.

208741217339 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 208741217339 - 2¹⁶ = 208741151803 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 208741217293 and 208741217302.

It is not a weakly prime, because it can be changed into another prime (208741217539) 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, 104370608669 + 104370608670.

It is an arithmetic number, because the mean of its divisors is an integer number (104370608670).

Almost surely, 2^208741217339 is an apocalyptic number.

208741217339 is a deficient number, since it is larger than the sum of its proper divisors (1).

208741217339 is an equidigital number, since it uses as much as digits as its factorization.

208741217339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 47.

The spelling of 208741217339 in words is "two hundred eight billion, seven hundred forty-one million, two hundred seventeen thousand, three hundred thirty-nine".