The telephone number 0161 521 3245 has been reported as in use as part of a HMRC phone scam. if you receive a call from this number you should not answer. As the tweet below displays sometimes this team of scammers leave a recorded message in some cases. Do not respond.
@HMRCcustomers I have received 2 calls in recent days from: 0161 521 3245, a recorded message claiming to be HMRC asking me to call the number back urgently. Suspected scam.
— Martin Stevens (@Gr1nderman) October 2, 2020