1128944 has 20 divisors (see below), whose sum is σ = 2247624. Its totient is φ = 548928.

The previous prime is 1128943. The next prime is 1128947. The reversal of 1128944 is 4498211.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1128943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362 + ... + 1545.

2^1128944 is an apocalyptic number.

It is an amenable number.

1128944 is a deficient number, since it is larger than the sum of its proper divisors (1118680).

1128944 is a wasteful number, since it uses less digits than its factorization.

1128944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1952 (or 1946 counting only the distinct ones).

The product of its digits is 2304, while the sum is 29.

The square root of 1128944 is about 1062.5177645574. The cubic root of 1128944 is about 104.1255879269.

The spelling of 1128944 in words is "one million, one hundred twenty-eight thousand, nine hundred forty-four".