11808161119 has 2 divisors, whose sum is σ = 11808161120. Its totient is φ = 11808161118.

The previous prime is 11808161117. The next prime is 11808161143. The reversal of 11808161119 is 91116180811.

It is a weak prime.

It is an emirp because it is prime and its reverse (91116180811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11808161119 - 2¹ = 11808161117 is a prime.

It is a super-2 number, since 2×11808161119² (a number of 21 digits) contains 22 as substring.

Together with 11808161117, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11808161117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5904080559 + 5904080560.

It is an arithmetic number, because the mean of its divisors is an integer number (5904080560).

Almost surely, 2^11808161119 is an apocalyptic number.

11808161119 is a deficient number, since it is larger than the sum of its proper divisors (1).

11808161119 is an equidigital number, since it uses as much as digits as its factorization.

11808161119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 37.

The spelling of 11808161119 in words is "eleven billion, eight hundred eight million, one hundred sixty-one thousand, one hundred nineteen".