Found with PFGW Version 3.7.5

643^9032-9032^643 is 2-PRP! (10.4076s+0.0013s)
643^9032-9032^643 is 3-PRP! (10.5000s+0.0013s)
643^9032-9032^643 is 5-PRP! (10.4342s+0.0011s)
643^9032-9032^643 is 7-PRP! (10.5885s+0.0012s)
643^9032-9032^643 is 11-PRP! (10.4612s+0.0011s)

Primality testing 643^9032-9032^643 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 3
Running N+1 test using discriminant 7, base 1+sqrt(7)
Calling N-1 BLS with factored part 0.02% and helper 0.01% (0.06% proof)
643^9032-9032^643 is Fermat and Lucas PRP! (54.4525s+0.0021s)

To be completed...