1133112111 has 8 divisors (see below), whose sum is σ = 1512048384. Its totient is φ = 754791960.

The previous prime is 1133112103. The next prime is 1133112137. The reversal of 1133112111 is 1112113311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1133112111 - 2³ = 1133112103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133116111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149721 + ... + 157106.

It is an arithmetic number, because the mean of its divisors is an integer number (189006048).

Almost surely, 2^1133112111 is an apocalyptic number.

1133112111 is a deficient number, since it is larger than the sum of its proper divisors (378936273).

1133112111 is a wasteful number, since it uses less digits than its factorization.

1133112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308061.

The product of its digits is 18, while the sum is 15.

The square root of 1133112111 is about 33661.7306596081. The cubic root of 1133112111 is about 1042.5357596323.

Adding to 1133112111 its reverse (1112113311), we get a palindrome (2245225422).

The spelling of 1133112111 in words is "one billion, one hundred thirty-three million, one hundred twelve thousand, one hundred eleven".