1121766416 has 20 divisors (see below), whose sum is σ = 2175700032. Its totient is φ = 560295456.

The previous prime is 1121766397. The next prime is 1121766431. The reversal of 1121766416 is 6146671211.

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, 20780 + ... + 51723.

Almost surely, 2^1121766416 is an apocalyptic number.

1121766416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1121766416 is a deficient number, since it is larger than the sum of its proper divisors (1053933616).

1121766416 is an equidigital number, since it uses as much as digits as its factorization.

1121766416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73478 (or 73472 counting only the distinct ones).

The product of its digits is 12096, while the sum is 35.

The square root of 1121766416 is about 33492.7815506566. The cubic root of 1121766416 is about 1039.0444922114.

The spelling of 1121766416 in words is "one billion, one hundred twenty-one million, seven hundred sixty-six thousand, four hundred sixteen".