1117028 has 24 divisors (see below), whose sum is σ = 2177280. Its totient is φ = 497120.

The previous prime is 1117027. The next prime is 1117031. The reversal of 1117028 is 8207111.

It is not an unprimeable number, because it can be changed into a prime (1117021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2093 + ... + 2571.

It is an arithmetic number, because the mean of its divisors is an integer number (90720).

2^1117028 is an apocalyptic number.

It is an amenable number.

1117028 is a deficient number, since it is larger than the sum of its proper divisors (1060252).

1117028 is a wasteful number, since it uses less digits than its factorization.

1117028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547 (or 545 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 20.

The square root of 1117028 is about 1056.8954536755. The cubic root of 1117028 is about 103.7579429734.

The spelling of 1117028 in words is "one million, one hundred seventeen thousand, twenty-eight".