1128866 has 16 divisors (see below), whose sum is σ = 1815360. Its totient is φ = 524880.

The previous prime is 1128823. The next prime is 1128889. The reversal of 1128866 is 6688211.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2075 + ... + 2561.

It is an arithmetic number, because the mean of its divisors is an integer number (113460).

2^1128866 is an apocalyptic number.

1128866 is a deficient number, since it is larger than the sum of its proper divisors (686494).

1128866 is a wasteful number, since it uses less digits than its factorization.

1128866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569.

The product of its digits is 4608, while the sum is 32.

The square root of 1128866 is about 1062.4810586547. The cubic root of 1128866 is about 104.1231898207.

The spelling of 1128866 in words is "one million, one hundred twenty-eight thousand, eight hundred sixty-six".