10247

This number is a prime.

+ The largest distinct-digit emirp in which the last digit is equal to the sum of the other digits. [Loungrides]

+ The smallest 5-digit prime (emirp) with distinct digits in which a single digit is equal to the sum of the other digits. [Loungrides]

+ The smallest Honaker prime for which the floor function of the product of itself and π is another Honaker prime. [Gaydos]

+ The sum of the five 21st century years that have only single digit prime factors (2016+2025+2048+2058+2100). [Gaydos]

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