1133111323 has 2 divisors, whose sum is σ = 1133111324. Its totient is φ = 1133111322.

The previous prime is 1133111321. The next prime is 1133111333. The reversal of 1133111323 is 3231113311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1133111323 - 2¹ = 1133111321 is a prime.

Together with 1133111321, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1133111323.

It is not a weakly prime, because it can be changed into another prime (1133111321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566555661 + 566555662.

It is an arithmetic number, because the mean of its divisors is an integer number (566555662).

Almost surely, 2^1133111323 is an apocalyptic number.

1133111323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133111323 is an equidigital number, since it uses as much as digits as its factorization.

1133111323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 162, while the sum is 19.

The square root of 1133111323 is about 33661.7189549197. The cubic root of 1133111323 is about 1042.5355179621.

Adding to 1133111323 its reverse (3231113311), we get a palindrome (4364224634).

The spelling of 1133111323 in words is "one billion, one hundred thirty-three million, one hundred eleven thousand, three hundred twenty-three".