Found with PFGW Version 3.7.5
124^9704+123 is 2-PRP! (2.7064s+0.0008s)
124^9704+123 is 3-PRP! (2.6914s+0.0009s)
124^9704+123 is 5-PRP! (2.7006s+0.0008s)
124^9704+123 is 7-PRP! (2.7004s+0.0009s)
124^9704+123 is 11-PRP! (2.6998s+0.0010s)
Primality testing 124^9704+123 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 2
Running N-1 test using base 3
Running N-1 test using base 7
Running N+1 test using discriminant 17, base 1+sqrt(17)
Calling N+1 BLS with factored part 0.13% and helper 0.04% (0.44% proof)
124^9704+123 is Fermat and Lucas PRP! (24.9106s+0.0017s)
To be completed...