1133331113 has 2 divisors, whose sum is σ = 1133331114. Its totient is φ = 1133331112.

The previous prime is 1133331103. The next prime is 1133331149. The reversal of 1133331113 is 3111333311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1012066969 + 121264144 = 31813^2 + 11012^2 .

It is an emirp because it is prime and its reverse (3111333311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1133331113 - 2²⁰ = 1132282537 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1133331103) 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 as a sum of consecutive naturals, namely, 566665556 + 566665557.

It is an arithmetic number, because the mean of its divisors is an integer number (566665557).

Almost surely, 2^1133331113 is an apocalyptic number.

It is an amenable number.

1133331113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133331113 is an equidigital number, since it uses as much as digits as its factorization.

1133331113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 243, while the sum is 20.

The square root of 1133331113 is about 33664.9834843269. The cubic root of 1133331113 is about 1042.6029205974.

Adding to 1133331113 its reverse (3111333311), we get a palindrome (4244664424).

The spelling of 1133331113 in words is "one billion, one hundred thirty-three million, three hundred thirty-one thousand, one hundred thirteen".