11544420479 has 2 divisors, whose sum is σ = 11544420480. Its totient is φ = 11544420478.

The previous prime is 11544420413. The next prime is 11544420487. The reversal of 11544420479 is 97402444511.

11544420479 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (97402444511) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11544420479 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11544420499) 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 as a sum of consecutive naturals, namely, 5772210239 + 5772210240.

It is an arithmetic number, because the mean of its divisors is an integer number (5772210240).

Almost surely, 2^11544420479 is an apocalyptic number.

11544420479 is a deficient number, since it is larger than the sum of its proper divisors (1).

11544420479 is an equidigital number, since it uses as much as digits as its factorization.

11544420479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 11544420479 in words is "eleven billion, five hundred forty-four million, four hundred twenty thousand, four hundred seventy-nine".