1128002 has 6 divisors (see below), whose sum is σ = 1694259.
Its totient is φ = 563250.
The previous prime is 1127993. The next prime is 1128031. The reversal of 1128002 is 2008211.
Multipling 1128002 by its product of nonzero digits (32), we get a square (36096064 = 60082).
It can be written as a sum of positive squares in only one way, i.e., 564001 + 564001 = 751^2 + 751^2
It is an ABA number since it can be written as A⋅BA, here for A=2, B=751.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1127 + ... + 1877.
21128002 is an apocalyptic number.
1128002 is a deficient number, since it is larger than the sum of its proper divisors (566257).
1128002 is an frugal number, since it uses more digits than its factorization.
1128002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1504 (or 753 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
The square root of 1128002 is about 1062.0743853422.
The cubic root of 1128002 is about 104.0966187906.
The spelling of 1128002 in words is "one million, one hundred twenty-eight thousand, two".