You presumably could do both, sell it for a million dollars, and then send an email to apple as well. I'm sure the terms of the sale stipulate you can't share

You presumably could do both, sell it for a million dollars, and then send an email to apple as well. I'm sure the terms of the sale stipulate you can't share it with anyone else, but if you can hack the iPhone but can't figure out how to send anonymous email to Apple, you are doing something wrong.