Phi(175364,10)
http://stdkmd.com/nrr/repunit/phin10.cgi?p=1754#P175364
http://factordb.com/index.php?id=1100000000782128803

PFGW Version 3.7.9.64BIT.20141125.Win_Dev [GWNUM 28.6]
Primality testing (10^87682+1)/(10^12526+1)/990099009901 [N-1/N+1, Brillhart-Lehmer-Selfridge]
Running N-1 test using base 2
Generic modular reduction using generic reduction type-1 FFT length 24K, Pass1=96, Pass2=256 on A 249623-bit number
Running N+1 test using discriminant 23, base 1+sqrt(23)
Generic modular reduction using generic reduction type-1 FFT length 24K, Pass1=96, Pass2=256 on A 249623-bit number
Calling N-1 BLS with factored part 0.07% and helper 0.03% (0.25% proof)
(10^87682+1)/(10^12526+1)/990099009901 is Fermat and Lucas PRP! (2348.3455s+0.0196s)

To be completed...