Found with PFGW Version 3.7.5

5647^10140-10140^5647 is 2-PRP! (50.1422s+0.0035s)
5647^10140-10140^5647 is 3-PRP! (51.8307s+0.0032s)
5647^10140-10140^5647 is 5-PRP! (46.5717s+0.0043s)
5647^10140-10140^5647 is 7-PRP! (46.0818s+0.0039s)
5647^10140-10140^5647 is 11-PRP! (51.3866s+0.0032s)

Primality testing 5647^10140-10140^5647 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 11
Running N-1 test using base 17
Running N-1 test using base 19
Running N+1 test using discriminant 31, base 3+sqrt(31)
Calling N-1 BLS with factored part 0.02% and helper 0.01% (0.08% proof)
5647^10140-10140^5647 is Fermat and Lucas PRP! (376.0057s+0.0051s)

To be completed...