Is there a particular order when evaluating the complex exponential?

Question

This question might seem silly. But I just cannot get this:

$e^{i 6\pi} = 1+0i$

($e^{i 6\pi})^{1/2} = \sqrt{1+0i} = \sqrt{1} = 1$

($e^{i 6\pi})^{1/2} = e^{i3\pi} = -1+0i = -1$