1120128 has 32 divisors (see below), whose sum is σ = 2976360. Its totient is φ = 373248.

The previous prime is 1120121. The next prime is 1120153. The reversal of 1120128 is 8210211.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120121) 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, 1075 + ... + 1842.

2^1120128 is an apocalyptic number.

It is an amenable number.

1120128 is an abundant number, since it is smaller than the sum of its proper divisors (1856232).

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

1120128 is an equidigital number, since it uses as much as digits as its factorization.

1120128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2934 (or 2922 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 1120128 is about 1058.3609970138. The cubic root of 1120128 is about 103.8538380723.

Adding to 1120128 its reverse (8210211), we get a palindrome (9330339).

The spelling of 1120128 in words is "one million, one hundred twenty thousand, one hundred twenty-eight".