1128748 has 12 divisors (see below), whose sum is σ = 2061360. Its totient is φ = 539792.

The previous prime is 1128737. The next prime is 1128761. The reversal of 1128748 is 8478211.

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, 6043 + ... + 6226.

It is an arithmetic number, because the mean of its divisors is an integer number (171780).

2^1128748 is an apocalyptic number.

It is an amenable number.

1128748 is a deficient number, since it is larger than the sum of its proper divisors (932612).

1128748 is a wasteful number, since it uses less digits than its factorization.

1128748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12296 (or 12294 counting only the distinct ones).

The product of its digits is 3584, while the sum is 31.

The square root of 1128748 is about 1062.4255268018. The cubic root of 1128748 is about 104.1195617064.

The spelling of 1128748 in words is "one million, one hundred twenty-eight thousand, seven hundred forty-eight".