1121848216 has 16 divisors (see below), whose sum is σ = 2107605600. Its totient is φ = 559820064.

The previous prime is 1121848193. The next prime is 1121848249. The reversal of 1121848216 is 6128481211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133680 + ... + 141823.

It is an arithmetic number, because the mean of its divisors is an integer number (131725350).

Almost surely, 2^1121848216 is an apocalyptic number.

It is an amenable number.

1121848216 is a deficient number, since it is larger than the sum of its proper divisors (985757384).

1121848216 is a wasteful number, since it uses less digits than its factorization.

1121848216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276018 (or 276014 counting only the distinct ones).

The product of its digits is 6144, while the sum is 34.

The square root of 1121848216 is about 33494.0026870483. The cubic root of 1121848216 is about 1039.0697475505.

The spelling of 1121848216 in words is "one billion, one hundred twenty-one million, eight hundred forty-eight thousand, two hundred sixteen".