11944235273 has 2 divisors, whose sum is σ = 11944235274. Its totient is φ = 11944235272.

The previous prime is 11944235201. The next prime is 11944235279. The reversal of 11944235273 is 37253244911.

11944235273 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 can be written as a sum of positive squares in only one way, i.e., 9691024249 + 2253211024 = 98443^2 + 47468^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11944235273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11944235273.

It is not a weakly prime, because it can be changed into another prime (11944235279) 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, 5972117636 + 5972117637.

It is an arithmetic number, because the mean of its divisors is an integer number (5972117637).

Almost surely, 2^11944235273 is an apocalyptic number.

It is an amenable number.

11944235273 is a deficient number, since it is larger than the sum of its proper divisors (1).

11944235273 is an equidigital number, since it uses as much as digits as its factorization.

11944235273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 41.

The spelling of 11944235273 in words is "eleven billion, nine hundred forty-four million, two hundred thirty-five thousand, two hundred seventy-three".