1121323 has 8 divisors (see below), whose sum is σ = 1349120. Its totient is φ = 910440.

The previous prime is 1121317. The next prime is 1121333. The reversal of 1121323 is 3231211.

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

It is a cyclic number.

It is not a de Polignac number, because 1121323 - 2⁹ = 1120811 is a prime.

It is a Duffinian number.

1121323 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1121333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4083 + ... + 4348.

It is an arithmetic number, because the mean of its divisors is an integer number (168640).

2^1121323 is an apocalyptic number.

1121323 is a deficient number, since it is larger than the sum of its proper divisors (227797).

1121323 is an equidigital number, since it uses as much as digits as its factorization.

1121323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8457.

The product of its digits is 36, while the sum is 13.

The square root of 1121323 is about 1058.9253986944. The cubic root of 1121323 is about 103.8907568378.

Adding to 1121323 its reverse (3231211), we get a palindrome (4352534).

It can be divided in two parts, 11213 and 23, that added together give a square (11236 = 106²).

The spelling of 1121323 in words is "one million, one hundred twenty-one thousand, three hundred twenty-three".