1133243321 has 8 divisors (see below), whose sum is σ = 1326724224. Its totient is φ = 947659680.

The previous prime is 1133243317. The next prime is 1133243323. The reversal of 1133243321 is 1233423311.

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 1133243321 - 2² = 1133243317 is a prime.

It is a super-2 number, since 2×1133243321² = 2568480849182218082, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1133243323) 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, 1974005 + ... + 1974578.

It is an arithmetic number, because the mean of its divisors is an integer number (165840528).

Almost surely, 2^1133243321 is an apocalyptic number.

It is an amenable number.

1133243321 is a deficient number, since it is larger than the sum of its proper divisors (193480903).

1133243321 is an equidigital number, since it uses as much as digits as its factorization.

1133243321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3948631.

The product of its digits is 1296, while the sum is 23.

The square root of 1133243321 is about 33663.6795523009. The cubic root of 1133243321 is about 1042.5759986154.

Adding to 1133243321 its reverse (1233423311), we get a palindrome (2366666632).

The spelling of 1133243321 in words is "one billion, one hundred thirty-three million, two hundred forty-three thousand, three hundred twenty-one".