contents of file found in wordpress directory

This is the contents of a 500.php file on a client's server. is it safe to delete this file?

<!-- PHP Wrapper - 500 Server Error -->
<html><head><title>500 Server Error</title></head>
<body bgcolor=white>
<h1>500 Server Error</h1>

A misconfiguration on the server caused a hiccup.
Check the server logs, fix the problem, then try again.

echo "URL: http://".$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI']."
$fixer = "checksuexec ".escapeshellarg($_SERVER['DOCUMENT_ROOT'].$_SERVER['REQUEST_URI']);
echo $fixer;