1597

This number is a prime.

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The smallest distinct-odd digit "extra" center-deletable prime (emirp), i.e., deleting the central double-digit prime, another prime remains. [Loungrides]

(1597, 7951) is the 1st pair of 4-digit emirps consisting of distinct odd digits. [Loungrides]

"The Merry Wives of Windsor" is a comedy by William Shakespeare believed to have been written in or before 1597. [Lou]