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The smallest 4digit prime p such that the sum of the
predecessor and successor primes is divisible by 29. [Russo]
The smallest 4digit prime such that, if its digits are ABCD, AB+CD, and A+B+C+D, they are also each prime. [Opao] The smallest emirp whose additive and multiplicative persistences both equal its prime digital root. [Beedassy]
(There are 2 curios for this number that have not yet been approved by an editor.)
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