1133446889 has 2 divisors, whose sum is σ = 1133446890. Its totient is φ = 1133446888.

The previous prime is 1133446883. The next prime is 1133446901. The reversal of 1133446889 is 9886443311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 856557289 + 276889600 = 29267^2 + 16640^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133446889 - 2²⁰ = 1132398313 is a prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (1133446883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566723444 + 566723445.

It is an arithmetic number, because the mean of its divisors is an integer number (566723445).

Almost surely, 2^1133446889 is an apocalyptic number.

It is an amenable number.

1133446889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133446889 is an equidigital number, since it uses as much as digits as its factorization.

1133446889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 497664, while the sum is 47.

The square root of 1133446889 is about 33666.7029719276. The cubic root of 1133446889 is about 1042.6384219274.

The spelling of 1133446889 in words is "one billion, one hundred thirty-three million, four hundred forty-six thousand, eight hundred eighty-nine".