11234444689 has 4 divisors (see below), whose sum is σ = 12098632756. Its totient is φ = 10370256624.

The previous prime is 11234444597. The next prime is 11234444699. The reversal of 11234444689 is 98644443211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1633776400 + 9600668289 = 40420^2 + 97983^2 .

It is not a de Polignac number, because 11234444689 - 2¹¹ = 11234442641 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (11234444699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432094014 + ... + 432094039.

It is an arithmetic number, because the mean of its divisors is an integer number (3024658189).

Almost surely, 2^11234444689 is an apocalyptic number.

It is an amenable number.

11234444689 is a deficient number, since it is larger than the sum of its proper divisors (864188067).

11234444689 is an equidigital number, since it uses as much as digits as its factorization.

11234444689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864188066.

The product of its digits is 663552, while the sum is 46.

The spelling of 11234444689 in words is "eleven billion, two hundred thirty-four million, four hundred forty-four thousand, six hundred eighty-nine".