1133321111 has 8 divisors (see below), whose sum is σ = 1221360000. Its totient is φ = 1045405152.

The previous prime is 1133321089. The next prime is 1133321117. The reversal of 1133321111 is 1111233311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1133321111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1133321111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133321117) 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, 11111 + ... + 48888.

It is an arithmetic number, because the mean of its divisors is an integer number (152670000).

Almost surely, 2^1133321111 is an apocalyptic number.

1133321111 is a deficient number, since it is larger than the sum of its proper divisors (88038889).

1133321111 is a wasteful number, since it uses less digits than its factorization.

1133321111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61465.

The product of its digits is 54, while the sum is 17.

The square root of 1133321111 is about 33664.8349320177. The cubic root of 1133321111 is about 1042.5998534899.

Adding to 1133321111 its reverse (1111233311), we get a palindrome (2244554422).

The spelling of 1133321111 in words is "one billion, one hundred thirty-three million, three hundred twenty-one thousand, one hundred eleven".