1116169 has 4 divisors (see below), whose sum is σ = 1181844. Its totient is φ = 1050496.

The previous prime is 1116163. The next prime is 1116173. The reversal of 1116169 is 9616111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1026169 + 90000 = 1013^2 + 300^2 .

It is a cyclic number.

It is not a de Polignac number, because 1116169 - 2⁹ = 1115657 is a prime.

It is a super-2 number, since 2×1116169² = 2491666473122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1116163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32812 + ... + 32845.

It is an arithmetic number, because the mean of its divisors is an integer number (295461).

2^1116169 is an apocalyptic number.

It is an amenable number.

1116169 is a deficient number, since it is larger than the sum of its proper divisors (65675).

1116169 is an equidigital number, since it uses as much as digits as its factorization.

1116169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65674.

The product of its digits is 324, while the sum is 25.

The square root of 1116169 is about 1056.4889966299. The cubic root of 1116169 is about 103.7313393641.

The spelling of 1116169 in words is "one million, one hundred sixteen thousand, one hundred sixty-nine".