1133556668 has 12 divisors (see below), whose sum is σ = 2100413952. Its totient is φ = 533438400.

The previous prime is 1133556667. The next prime is 1133556689. The reversal of 1133556668 is 8666553311.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133556667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8334908 + ... + 8335043.

It is an arithmetic number, because the mean of its divisors is an integer number (175034496).

Almost surely, 2^1133556668 is an apocalyptic number.

It is an amenable number.

1133556668 is a deficient number, since it is larger than the sum of its proper divisors (966857284).

1133556668 is a wasteful number, since it uses less digits than its factorization.

1133556668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16669972 (or 16669970 counting only the distinct ones).

The product of its digits is 388800, while the sum is 44.

The square root of 1133556668 is about 33668.3333118823. Note that the first 4 decimals coincide. The cubic root of 1133556668 is about 1042.6720821160.

The spelling of 1133556668 in words is "one billion, one hundred thirty-three million, five hundred fifty-six thousand, six hundred sixty-eight".