2127

This number is a composite.

+ Dropping all even digits from the decimal representation of 2127 leaves a prime number. [De Geest]

+ prime(2) * prime(127) = 2127. [Gupta]

+ 2^2127+2127^2 is the largest non-titanic prime of form 2^x+x^2. [Loungrides]

+ The next year that is a sum of the first primes: 2 + 3 + 5 + 7 + 11 + ... + 137 + 139 = AD 2127.

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