7103

This number is a prime.

+ This prime can be formed using the first five primes: (23 + 57)/11. [Brown]

+ The only prime formed from a double digit emirp, (73), by inserting the sum of its digits between them. [Loungrides]

+ 7103 is formed by concatenating 7 and 103, which are the prime factors of 6!+1. [Galliani]

+ (7!*1!-0!)*3! -/+ 7103 produces two primes, 23131 and 37337. [Galliani]

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