11376747235397
This number is a prime.
1137 6747235397
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Johan Wiesenbauer found that 11.3.7.67.47.23.53.97 is a "rolling" prime of type p1.p2.p3.p4.p5.p6.p7.p8 such that p8.p1.p2.p3.p4, p5.p6.p7, p7.p8.p1.p2.p3.p4, p5.p6 are also primes, where dot equals concatenation. [Rivera]
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