1113169 has 4 divisors (see below), whose sum is σ = 1118260. Its totient is φ = 1108080.

The previous prime is 1113157. The next prime is 1113173. The reversal of 1113169 is 9613111.

It is a happy number.

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 1030225 + 82944 = 1015^2 + 288^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113169 - 2⁵ = 1113137 is a prime.

It is a super-2 number, since 2×1113169² = 2478290445122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2202 + ... + 2659.

It is an arithmetic number, because the mean of its divisors is an integer number (279565).

2^1113169 is an apocalyptic number.

It is an amenable number.

1113169 is a deficient number, since it is larger than the sum of its proper divisors (5091).

1113169 is an equidigital number, since it uses as much as digits as its factorization.

1113169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5090.

The product of its digits is 162, while the sum is 22.

The square root of 1113169 is about 1055.0682442383. The cubic root of 1113169 is about 103.6383208217.

The spelling of 1113169 in words is "one million, one hundred thirteen thousand, one hundred sixty-nine".