Yes, but not only Michigan. It is also bordered by the states of Wisconsin, Illinois, and Indiana.
"Michigan" was named by the French, after the Ojibwe word "mishigama", which means "large water" or "large lake"
yes it does.
Not entirely, while the state borders the lake, so does Illinois. Bodies of water are a part of the US as a whole and are usually divided down the middle. The US Coast Guard is responsible for safety...
Approx. half.