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5897 is prime. Keller, Buell, and Young found that 5897 * 2^{22619} + 1 is prime, butYura found that 5897 * 2^{111491} + 1 is prime.Note that both 22619 and 111491 are the smaller members of twin prime pairs. [Melo] The prime number 5897 can be written as the sum of the terms (k*k!)^3, for k = 1,2,3. [Sandri] Cotopaxi is the largest active volcano in Equador, reaching a height of 5897 meters. [Robinette]
(There is one curio for this number that has not yet been approved by an editor.)
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