1117109 has 8 divisors (see below), whose sum is σ = 1320960. Its totient is φ = 924336.

The previous prime is 1117099. The next prime is 1117111. The reversal of 1117109 is 9017111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1117109 - 2⁸ = 1116853 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117169) 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, 2549 + ... + 2954.

It is an arithmetic number, because the mean of its divisors is an integer number (165120).

2^1117109 is an apocalyptic number.

It is an amenable number.

1117109 is a deficient number, since it is larger than the sum of its proper divisors (203851).

1117109 is an equidigital number, since it uses as much as digits as its factorization.

1117109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5539.

The product of its (nonzero) digits is 63, while the sum is 20.

The square root of 1117109 is about 1056.9337727597. The cubic root of 1117109 is about 103.7604508754.

The spelling of 1117109 in words is "one million, one hundred seventeen thousand, one hundred nine".