1118265 has 8 divisors (see below), whose sum is σ = 1789248. Its totient is φ = 596400.

The previous prime is 1118261. The next prime is 1118267. The reversal of 1118265 is 5628111.

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

It is not a de Polignac number, because 1118265 - 2² = 1118261 is a prime.

It is a super-2 number, since 2×1118265² = 2501033220450, which contains 22 as substring.

1118265 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1118261) 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, 37261 + ... + 37290.

It is an arithmetic number, because the mean of its divisors is an integer number (223656).

2^1118265 is an apocalyptic number.

1118265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1118265 is a deficient number, since it is larger than the sum of its proper divisors (670983).

1118265 is an equidigital number, since it uses as much as digits as its factorization.

1118265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74559.

The product of its digits is 480, while the sum is 24.

The square root of 1118265 is about 1057.4804962740. The cubic root of 1118265 is about 103.7962294583.

The spelling of 1118265 in words is "one million, one hundred eighteen thousand, two hundred sixty-five".