61819
This number is a prime.
The smallest strobogrammatic prime that is the sum of five
consecutive "April Fools primes," i.e., (12359 + 12361 + 12363
+ 12367 + 12369 = 61819). [Bajpai]
61819 is the smallest strobogrammatic prime that transforms into a
tetradic prime when the beginning and ending digit are
removed. [Jones]
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