1133185117 has 4 divisors (see below), whose sum is σ = 1137276316. Its totient is φ = 1129093920.

The previous prime is 1133185043. The next prime is 1133185127. The reversal of 1133185117 is 7115813311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 138791961 + 994393156 = 11781^2 + 31534^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133185117 - 2²³ = 1124796509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133185127) 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 3 ways as a sum of consecutive naturals, for example, 2045184 + ... + 2045737.

It is an arithmetic number, because the mean of its divisors is an integer number (284319079).

Almost surely, 2^1133185117 is an apocalyptic number.

It is an amenable number.

1133185117 is a deficient number, since it is larger than the sum of its proper divisors (4091199).

1133185117 is an equidigital number, since it uses as much as digits as its factorization.

1133185117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4091198.

The product of its digits is 2520, while the sum is 31.

The square root of 1133185117 is about 33662.8150486557. The cubic root of 1133185117 is about 1042.5581492177.

Adding to 1133185117 its reverse (7115813311), we get a palindrome (8248998428).

The spelling of 1133185117 in words is "one billion, one hundred thirty-three million, one hundred eighty-five thousand, one hundred seventeen".