The book is now available! 9743
(another Prime Pages' Curiosity)
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+ The largest 4-digit prime with its digits in descending order, whose sum of cubes of digits is prime, i.e., 9^3+7^3+4^3+3^3=1163. [Loungrides]

(There are 3 curios for this number that have not yet been approved by an editor.)

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