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added 301 characters in body

edited Jun 20, 2017 at 19:41

edited Jun 20, 2017 at 19:41

PHP, 52 bytes

<?=strrev($x=array_sum(str_split($argn)))*$x==$argn;

<?=in_array($argn,[1,81,1458,1729]);

<?=strrev($x=array_sum(str_split($argn)))*$x==$argn;

<?=strrev($x=array_sum(str_split($argn)))*$x==$argn;

<?=in_array($argn,[1,81,1458,1729]);

answered Jun 20, 2017 at 17:18

answered Jun 20, 2017 at 17:18

<?=strrev($x=array_sum(str_split($argn)))*$x==$argn;