1166628608 has 18 divisors (see below), whose sum is σ = 2328700584. Its totient is φ = 583314176.

The previous prime is 1166628601. The next prime is 1166628623. The reversal of 1166628608 is 8068266611.

It is a super-2 number, since 2×1166628608² = 2722044618008035328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166628601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2278316 + ... + 2278827.

Almost surely, 2^1166628608 is an apocalyptic number.

It is an amenable number.

1166628608 is a deficient number, since it is larger than the sum of its proper divisors (1162071976).

1166628608 is an frugal number, since it uses more digits than its factorization.

1166628608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4557159 (or 4557145 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 44.

The square root of 1166628608 is about 34155.9454268214. The cubic root of 1166628608 is about 1052.7151522361.

The spelling of 1166628608 in words is "one billion, one hundred sixty-six million, six hundred twenty-eight thousand, six hundred eight".