97 is the natural number following 96 and preceding 98. It is the 25th prime number, following 89 and preceding 101. Since there is no integer that added to its own digits adds up to 97, 97 is a self number.

Ninety-seven is:

• The atomic number of the element berkelium, an actinide.
• The designation of Interstate 97, a freeway in Maryland, the shortest Interstate freeway in the continental United States.
• The year AD 97, 97 BC, or 1997.