11789289 has 6 divisors (see below), whose sum is σ = 17028986. Its totient is φ = 7859520.

The previous prime is 11789257. The next prime is 11789293. The reversal of 11789289 is 98298711.

It can be written as a sum of positive squares in only one way, i.e., 9715689 + 2073600 = 3117^2 + 1440^2 .

It is not a de Polignac number, because 11789289 - 2⁵ = 11789257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11789299) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 654952 + ... + 654969.

Almost surely, 2^11789289 is an apocalyptic number.

It is an amenable number.

11789289 is a deficient number, since it is larger than the sum of its proper divisors (5239697).

11789289 is a wasteful number, since it uses less digits than its factorization.

11789289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309927 (or 1309924 counting only the distinct ones).

The product of its digits is 72576, while the sum is 45.

The square root of 11789289 is about 3433.5534071862. The cubic root of 11789289 is about 227.5949062624.

The spelling of 11789289 in words is "eleven million, seven hundred eighty-nine thousand, two hundred eighty-nine".