 
Copyright © 2002 by Rainer Typke
No zeros occur in this puzzle.
Across: A: The reverse of a prime number
C: A prime number
F: F across divided by the digit sum of L across is a square number.
G: This prime number equals E down divided by M across.
H: H across is a multiple of both C across and C down.
J: G across multiplied with C down
L: A cubic number
M: A prime number
Down: B: A multiple of L across
C: A palindrome
D: A across multiplied with M across
E: A palindrome
F: A multiple of L across. All digits of F down are even.
I: C across multiplied with the digit sum of I down
K: The reverse of K down is a square number.
