1121376216 has 16 divisors (see below), whose sum is σ = 2803440600. Its totient is φ = 373792064.

The previous prime is 1121376211. The next prime is 1121376227. The reversal of 1121376216 is 6126731211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121376211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23361981 + ... + 23362028.

Almost surely, 2^1121376216 is an apocalyptic number.

It is an amenable number.

1121376216 is an abundant number, since it is smaller than the sum of its proper divisors (1682064384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121376216 is a wasteful number, since it uses less digits than its factorization.

1121376216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46724018 (or 46724014 counting only the distinct ones).

The product of its digits is 3024, while the sum is 30.

The square root of 1121376216 is about 33486.9559082339. The cubic root of 1121376216 is about 1038.9240030217.

The spelling of 1121376216 in words is "one billion, one hundred twenty-one million, three hundred seventy-six thousand, two hundred sixteen".