99999...99999 (47253-digits)

This number is a prime.

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The largest known emirp as of March 27, 2026 is Serge Batalov's 10⁴⁷²⁵³ - 22*10²¹⁶⁰⁷ - 1. Its reverse is 10⁴⁷²⁵³ - 22*10²⁵⁶⁴⁴ - 1. [Rivera]

Submitted: 2026-04-04 00:37:59; Last Modified: 2026-04-04 00:51:22.