Does the project already have large investors? or is this information considered closed?
nobody will tell you this. the only thing you can find out is look at the transactions, if any
Well sometimes projects say that they have a large and well-known investor, thereby making it clear to other smaller investors that the project can be trusted.
The presence of large and responsible investors indicates for other, possibly also large, investors, partners and users that the project is reliable
words alone are not enough, we need evidence that investors are
If investors, including large ones, wish to remain anonymous, you will not be able to find out about them. Perhaps it would be beneficial for the project to name large investors as advertising, but first of all the project is obliged to protect the interests of investors.