97579
This number is a prime.
 A "durable" palindromic prime.  Simultaneously removing the outer digits continues to produce a prime.
 
A "durable" palindromic prime.  Simultaneously removing the outer digits continues to produce a prime. 
Printed from the PrimePages <t5k.org> © G. L. Honaker and Reginald McLean
This number is a prime.
 A "durable" palindromic prime.  Simultaneously removing the outer digits continues to produce a prime.
 
A "durable" palindromic prime.  Simultaneously removing the outer digits continues to produce a prime.