1117930 has 16 divisors (see below), whose sum is σ = 2195424. Its totient is φ = 406480.

The previous prime is 1117913. The next prime is 1117931. The reversal of 1117930 is 397111.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1117931) 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, 4972 + ... + 5191.

It is an arithmetic number, because the mean of its divisors is an integer number (137214).

2^1117930 is an apocalyptic number.

1117930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1117930 is a deficient number, since it is larger than the sum of its proper divisors (1077494).

1117930 is a wasteful number, since it uses less digits than its factorization.

1117930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10181.

The product of its (nonzero) digits is 189, while the sum is 22.

The square root of 1117930 is about 1057.3220890533. The cubic root of 1117930 is about 103.7858636357.

The spelling of 1117930 in words is "one million, one hundred seventeen thousand, nine hundred thirty".