1113343321 has 8 divisors (see below), whose sum is σ = 1152451080. Its totient is φ = 1074283392.

The previous prime is 1113343303. The next prime is 1113343349. The reversal of 1113343321 is 1233433111.

It can be written as a sum of positive squares in 4 ways, for example, as 11833600 + 1101509721 = 3440^2 + 33189^2 .

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 1113343321 - 2⁵ = 1113343289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1113343292 and 1113343301.

It is not an unprimeable number, because it can be changed into a prime (1113343421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39181 + ... + 61333.

It is an arithmetic number, because the mean of its divisors is an integer number (144056385).

Almost surely, 2^1113343321 is an apocalyptic number.

It is an amenable number.

1113343321 is a deficient number, since it is larger than the sum of its proper divisors (39107759).

1113343321 is a wasteful number, since it uses less digits than its factorization.

1113343321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23915.

The product of its digits is 648, while the sum is 22.

The square root of 1113343321 is about 33366.7996817196. The cubic root of 1113343321 is about 1036.4373042038.

Adding to 1113343321 its reverse (1233433111), we get a palindrome (2346776432).

The spelling of 1113343321 in words is "one billion, one hundred thirteen million, three hundred forty-three thousand, three hundred twenty-one".