diff --git a/src/app/components/inputnumber/inputnumber.ts b/src/app/components/inputnumber/inputnumber.ts
index d8fd95fbc2c..78ed29f9f65 100644
--- a/src/app/components/inputnumber/inputnumber.ts
+++ b/src/app/components/inputnumber/inputnumber.ts
@@ -667,7 +667,7 @@ export class InputNumber implements OnInit, AfterContentInit, OnChanges, Control
     parseValue(text: any) {
         let filteredText = text
             .replace(this._suffix as RegExp, '')
-            .replace(this._prefix as RegExp, '')
+            .replace(!isNaN(Number(this.prefix)) ? '' : (this.prefix), '')
             .trim()
             .replace(/\s/g, '')
             .replace(this._currency as RegExp, '')