1117705 has 8 divisors (see below), whose sum is σ = 1384704. Its totient is φ = 865200.

The previous prime is 1117681. The next prime is 1117709. The reversal of 1117705 is 5077111.

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

It is not a de Polignac number, because 1117705 - 2⁵ = 1117673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1117709) 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 7 ways as a sum of consecutive naturals, for example, 3451 + ... + 3760.

It is an arithmetic number, because the mean of its divisors is an integer number (173088).

2^1117705 is an apocalyptic number.

It is an amenable number.

1117705 is a deficient number, since it is larger than the sum of its proper divisors (266999).

1117705 is an equidigital number, since it uses as much as digits as its factorization.

1117705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7247.

The product of its (nonzero) digits is 245, while the sum is 22.

The square root of 1117705 is about 1057.2156828197. The cubic root of 1117705 is about 103.7789003535.

The spelling of 1117705 in words is "one million, one hundred seventeen thousand, seven hundred five".