8101
This number is a prime.
The (1018 + 1)th prime. [Bopardikar]
π(phi(8101)) = 1018. It is the only prime with this property. [Firoozbakht]
Smallest odd prime p such that k^p-(k-1)^p is (probable) prime, where k is 263. [Luen]
(There are 2 curios for this number that have not yet been approved by an editor.)
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