11544241889 has 2 divisors, whose sum is σ = 11544241890. Its totient is φ = 11544241888.

The previous prime is 11544241879. The next prime is 11544241897. The reversal of 11544241889 is 98814244511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6588081889 + 4956160000 = 81167^2 + 70400^2 .

It is a cyclic number.

It is not a de Polignac number, because 11544241889 - 2⁴ = 11544241873 is a prime.

It is not a weakly prime, because it can be changed into another prime (11544241859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5772120944 + 5772120945.

It is an arithmetic number, because the mean of its divisors is an integer number (5772120945).

Almost surely, 2^11544241889 is an apocalyptic number.

It is an amenable number.

11544241889 is a deficient number, since it is larger than the sum of its proper divisors (1).

11544241889 is an equidigital number, since it uses as much as digits as its factorization.

11544241889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 368640, while the sum is 47.

The spelling of 11544241889 in words is "eleven billion, five hundred forty-four million, two hundred forty-one thousand, eight hundred eighty-nine".