This number is a prime.

+ The process of "slipping" from the Age of Pisces to the Age of Aquarius requires 2143 years. [Skinner]

+ Divide the prime number 2143 by twenty-two, then find the fourth root of the answer for a nice surprise. [Dobb]

+ The smaller of only two derangements of {1, 2, 3, 4} that is prime. The other is 2341. [Loungrides]

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