This is the 6910th most frequent Russian word.
алекпера
The word "алекпера" does not have a meaning in standard Russian; it could be a proper name or a misspelling.
In this sentence, 'Алекпера' is presented as a personal name serving as the subject of the sentence.
Алекпера работает инженером на заводе.
Alekper works as an engineer at the factory.
Here, 'Алекпера' is part of a possessive clause, indicating the name of an individual associated with an object (the book in this case).
Мы купили книгу, автора которой зовут Алекпера.
We bought a book whose author is named Alekper.
In this statement, 'Алекпера' acts as the name of the person who is the recipient of the action described (being invited).