1166973628 has 12 divisors (see below), whose sum is σ = 2052571752. Its totient is φ = 580524560.

The previous prime is 1166973583. The next prime is 1166973667. The reversal of 1166973628 is 8263796611.

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, 739678 + ... + 741253.

It is an arithmetic number, because the mean of its divisors is an integer number (171047646).

Almost surely, 2^1166973628 is an apocalyptic number.

It is an amenable number.

1166973628 is a deficient number, since it is larger than the sum of its proper divisors (885598124).

1166973628 is a wasteful number, since it uses less digits than its factorization.

1166973628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481132 (or 1481130 counting only the distinct ones).

The product of its digits is 653184, while the sum is 49.

The square root of 1166973628 is about 34160.9957114836. The cubic root of 1166973628 is about 1052.8189190448.

The spelling of 1166973628 in words is "one billion, one hundred sixty-six million, nine hundred seventy-three thousand, six hundred twenty-eight".