193937

Properties

Appears in sequences

• Doubly-transmutable primes: primes such that simultaneously exchanging pairwise all occurrences of any two disjoint pairs of distinct digits results in a prime.at n=4A108387
• Emirps using each of the digits 1, 3, 7, 9 at least once, but no others.at n=35A158917
• Lesser of twin happy primes.at n=25A387240
• Prime numbersat n=17493