Found with PFGW Version 3.6.0

912^4181-4181^912 is 2-PRP! (5.7063s+0.0044s)
912^4181-4181^912 is 3-PRP! (5.9063s+0.0046s)
912^4181-4181^912 is 5-PRP! (5.9164s+0.0028s)
912^4181-4181^912 is 7-PRP! (5.9111s+0.0042s)
912^4181-4181^912 is 11-PRP! (6.1146s+0.0041s)

Primality testing 912^4181-4181^912 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 11
Running N+1 test using discriminant 23, base 2+sqrt(23)
Calling N+1 BLS with factored part 0.09% and helper 0.02% (0.30% proof)
912^4181-4181^912 is Fermat and Lucas PRP! (29.4497s+0.0032s)

To be completed...