732504869
This number is a prime.
732504869 is the only cyclops emirp with all four
single-digit primes on the one side and all four
single-digit composites on the other. If we add one to the
left and to the right end we will obtain the pandigital
cyclops emirp 17325048691 with all five single-digit
non-primes on the one side and and all five single digit
non-composites on the other. [Petrov]
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