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(another Prime Pages' Curiosity)
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+ The last 143 digits of 143143 form a prime number. [De Geest]

+ The smallest number which is bi-prime brilliant in all radices from 2 to 10. [Hartley]

+ The number of three-digit primes. [Patterson]

+ 100^143 - 143 is prime. Note that 143 is the second number with this property. [Firoozbakht]

+ The smallest tnaillirb, i.e., a brilliant number whose reversal is a different brilliant number. This is a special subset of emirpimes, with only 102 examples below 100000. [Post]

+ 143 squared divides 143143. [Meller]

+ 143 cannot be prime when read in any base. [Luen]

(There are 2 curios for this number that have not yet been approved by an editor.)




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