Fermat prp to all prime bases below 50.
5 Miller-Rabin tests.

p = 6*Bern(5534)/(1871*2767*3313*5227*1268221*17369047*114866371)
Bern(5534) is a Bernoulli number with denominator 6.
If p is prime, it is an irregular prime:
http://primes.utm.edu/top20/page.php?id=26

The decimal expansion of p is in http://hjem.get2net.dk/jka/math/Bern5534.txt

To be completed...