It is a happy number.
It is a semiprime because it is the product of two primes.
It is a de Polignac number, because none of the positive numbers 2k-1128967 is a prime.
It is a Duffinian number.
1128967 is a lucky number.
It is a congruent number.
21128967 is an apocalyptic number.
1128967 is an equidigital number, since it uses as much as digits as its factorization.
1128967 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 161288.
The square root of 1128967 is about 1062.5285878507. The cubic root of 1128967 is about 104.1262950397.
The spelling of 1128967 in words is "one million, one hundred twenty-eight thousand, nine hundred sixty-seven".