1691

This number is a composite.

+ The smallest strobogrammatic tnaillirb, i.e., the smallest strobogrammatic brilliant number whose reversal is a different brilliant number. [Post]

+ The smallest strobogrammatic emirpimes. [Capelle]

+ The only known strobogrammatic number that is the sum of three distinct Fibonacci primes, i.e., 1691 = 5 + 89 + 1597. [Honaker]

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