1133991026 has 12 divisors (see below), whose sum is σ = 1978698798. Its totient is φ = 485996112.

The previous prime is 1133991017. The next prime is 1133991049. The reversal of 1133991026 is 6201993311.

It can be written as a sum of positive squares in only one way, i.e., 1039998001 + 93993025 = 32249^2 + 9695^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5785571 + ... + 5785766.

Almost surely, 2^1133991026 is an apocalyptic number.

1133991026 is a deficient number, since it is larger than the sum of its proper divisors (844707772).

1133991026 is a wasteful number, since it uses less digits than its factorization.

1133991026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11571353 (or 11571346 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 35.

The square root of 1133991026 is about 33674.7832361249. The cubic root of 1133991026 is about 1042.8052426771.

The spelling of 1133991026 in words is "one billion, one hundred thirty-three million, nine hundred ninety-one thousand, twenty-six".