11441789 has 4 divisors (see below), whose sum is σ = 11474556. Its totient is φ = 11409024.

The previous prime is 11441783. The next prime is 11441797. The reversal of 11441789 is 98714411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 98714411 = 233 ⋅423667.

It can be written as a sum of positive squares in 2 ways, for example, as 7896100 + 3545689 = 2810^2 + 1883^2 .

It is a cyclic number.

It is not a de Polignac number, because 11441789 - 2⁸ = 11441533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11441783) 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, 15854 + ... + 16559.

It is an arithmetic number, because the mean of its divisors is an integer number (2868639).

Almost surely, 2^11441789 is an apocalyptic number.

It is an amenable number.

11441789 is a deficient number, since it is larger than the sum of its proper divisors (32767).

11441789 is an equidigital number, since it uses as much as digits as its factorization.

11441789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32766.

The product of its digits is 8064, while the sum is 35.

The square root of 11441789 is about 3382.5713591882. The cubic root of 11441789 is about 225.3363791608.

The spelling of 11441789 in words is "eleven million, four hundred forty-one thousand, seven hundred eighty-nine".