1128768 has 28 divisors (see below), whose sum is σ = 2987040. Its totient is φ = 376192.

The previous prime is 1128763. The next prime is 1128769. The reversal of 1128768 is 8678211.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1128761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2748 + ... + 3131.

It is an arithmetic number, because the mean of its divisors is an integer number (106680).

2^1128768 is an apocalyptic number.

It is an amenable number.

1128768 is an abundant number, since it is smaller than the sum of its proper divisors (1858272).

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

1128768 is an equidigital number, since it uses as much as digits as its factorization.

1128768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5894 (or 5884 counting only the distinct ones).

The product of its digits is 5376, while the sum is 33.

The square root of 1128768 is about 1062.4349391845. The cubic root of 1128768 is about 104.1201766589.

The spelling of 1128768 in words is "one million, one hundred twenty-eight thousand, seven hundred sixty-eight".