diff --git a/CRM/Export/BAO/Export.php b/CRM/Export/BAO/Export.php
index 680843b4b..3c3e1849f 100644
--- a/CRM/Export/BAO/Export.php
+++ b/CRM/Export/BAO/Export.php
@@ -1567,7 +1567,11 @@ static function writeCSVFromTable($exportTempTable, $headerRows, $sqlColumns, $e
           $fieldValue = explode(self::VALUE_SEPARATOR, $fieldValue);
           $fieldValue = implode(self::DISPLAY_SEPARATOR, $fieldValue);
         }
-        $row[$column] = CRM_Utils_String::toNumber($fieldValue);
+        if(CRM_Utils_Type::validate($fieldValue, 'Int', False) && strlen($fieldValue) < 15){
+          $row[$column] = CRM_Utils_String::toNumber($fieldValue);
+        }else{
+          $row[$column] = $fieldValue;
+        }
       }
       $writer->addRow($row);
     }