11544641233 has 4 divisors (see below), whose sum is σ = 11942732340. Its totient is φ = 11146550128.

The previous prime is 11544641191. The next prime is 11544641257. The reversal of 11544641233 is 33214644511.

11544641233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33214644511 = 251 ⋅132329261.

It can be written as a sum of positive squares in 2 ways, for example, as 2514320449 + 9030320784 = 50143^2 + 95028^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11544641233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11544641833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199045510 + ... + 199045567.

It is an arithmetic number, because the mean of its divisors is an integer number (2985683085).

Almost surely, 2^11544641233 is an apocalyptic number.

It is an amenable number.

11544641233 is a deficient number, since it is larger than the sum of its proper divisors (398091107).

11544641233 is an equidigital number, since it uses as much as digits as its factorization.

11544641233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398091106.

The product of its digits is 34560, while the sum is 34.

The spelling of 11544641233 in words is "eleven billion, five hundred forty-four million, six hundred forty-one thousand, two hundred thirty-three".