diff --git a/symengine/lib/symengine_wrapper.in.pyx b/symengine/lib/symengine_wrapper.in.pyx
index 6fe0ffa5..413eb184 100644
--- a/symengine/lib/symengine_wrapper.in.pyx
+++ b/symengine/lib/symengine_wrapper.in.pyx
@@ -1388,6 +1388,10 @@ cdef class Constant(Expr):
     def is_number(self):
         return True
 
+    @property
+    def is_Atom(self):
+        return True
+
     def _sympy_(self):
         raise Exception("Unknown Constant")
 
diff --git a/symengine/tests/test_number.py b/symengine/tests/test_number.py
index 14b20af4..f61189a4 100644
--- a/symengine/tests/test_number.py
+++ b/symengine/tests/test_number.py
@@ -97,6 +97,7 @@ def test_is_conditions():
     assert i.is_complex
 
     assert pi.is_number
+    assert pi.is_Atom
 
 
 def test_perfect_power():