1166433772 has 12 divisors (see below), whose sum is σ = 2332867600. Its totient is φ = 499900176.

The previous prime is 1166433761. The next prime is 1166433787. The reversal of 1166433772 is 2773346611.

1166433772 is an admirable 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, 20829147 + ... + 20829202.

Almost surely, 2^1166433772 is an apocalyptic number.

It is an amenable number.

1166433772 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1166433772 is a wasteful number, since it uses less digits than its factorization.

1166433772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41658360 (or 41658358 counting only the distinct ones).

The product of its digits is 127008, while the sum is 40.

The square root of 1166433772 is about 34153.0931542079. The cubic root of 1166433772 is about 1052.6565451161.

The spelling of 1166433772 in words is "one billion, one hundred sixty-six million, four hundred thirty-three thousand, seven hundred seventy-two".