2.67 million Regions with significant populations Oman: 2.67 million[1] Languages Omani Arabic (majority) · Standard Arabic · Mehri · Balochi · Swahili · Kumzari · Luwati · Persian · Urdu · Harsusi · Bathari · Dhofari Arabic · Shihhi Arabic Religion Ibadi Islam (majority) Sunni and Shia (minority)