National lottery board
Sms received on mobile

I received the following sms on my mobile - when dialing this number, i state my name, message and then it hangs up. Is this a legal prize giving?

Message from: 2783889150053:

"Ur cash prize is ready in Pounds contact Doctor Anderson. email.headoffice@natlotboard.org. tel. 0044709 284 9972 Congrat."

Company: National lottery board
Country: India

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