1118323 has 4 divisors (see below), whose sum is σ = 1120680. Its totient is φ = 1115968.

The previous prime is 1118317. The next prime is 1118339. The reversal of 1118323 is 3238111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3238111 = 29 ⋅111659.

It is a cyclic number.

It is not a de Polignac number, because 1118323 - 2⁵ = 1118291 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1118323.

It is not an unprimeable number, because it can be changed into a prime (1118303) 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, 190 + ... + 1507.

It is an arithmetic number, because the mean of its divisors is an integer number (280170).

2^1118323 is an apocalyptic number.

1118323 is a deficient number, since it is larger than the sum of its proper divisors (2357).

1118323 is an equidigital number, since it uses as much as digits as its factorization.

1118323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2356.

The product of its digits is 144, while the sum is 19.

The square root of 1118323 is about 1057.5079195921. The cubic root of 1118323 is about 103.7980239277.

It can be divided in two parts, 1118 and 323, that added together give a palindrome (1441).

The spelling of 1118323 in words is "one million, one hundred eighteen thousand, three hundred twenty-three".