Found with PFGW Version 3.6.0

2186^4907-4907^2186 is 2-PRP! (11.8427s+0.0007s)
2186^4907-4907^2186 is 3-PRP! (11.9068s+0.0007s)
2186^4907-4907^2186 is 5-PRP! (12.1084s+0.0007s)
2186^4907-4907^2186 is 7-PRP! (12.8370s+0.0008s)
2186^4907-4907^2186 is 11-PRP! (11.9694s+0.0007s)

Primality testing 2186^4907-4907^2186 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 3
Running N-1 test using base 5
Running N+1 test using discriminant 11, base 3+sqrt(11)
Calling N-1 BLS with factored part 0.04% and helper 0.03% (0.16% proof)
2186^4907-4907^2186 is Fermat and Lucas PRP! (82.1785s+0.0020s)

To be completed...