Toppr.com Founder Zishaan Hayath has reportedly bought a 4,000 sq ft sea-facing apartment in Bandra, Mumbai, for ₹41 crore. Toppr.com was acquired by BYJU's last year. As per a report, the apartment is located on the 13th floor of the Rustomjee La Fontaine on Turner Road. While the building has 15 floors, only eight of them are habitable.