PHP program to find next palindromic prime for a given number .
< ? php function isPrime ( $ num ) { if ( $ num < 2 $ num % 2 == 0 ) return $ num == 2 ; for ( $ i = 3 ; $ i * $ i <= $ num ; $ i += 2 ) if ( $ num % $ i == 0 ) return false ; return true ; } function primePalindrome ( $ N ) {