11111004550369 has 2 divisors, whose sum is σ = 11111004550370. Its totient is φ = 11111004550368.

The previous prime is 11111004550339. The next prime is 11111004550403. The reversal of 11111004550369 is 96305540011111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11101470980769 + 9533569600 = 3331887^2 + 97640^2 .

It is a cyclic number.

It is not a de Polignac number, because 11111004550369 - 2⁴¹ = 8911981294817 is a prime.

It is a super-2 number, since 2×11111004550369² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11111004550309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555502275184 + 5555502275185.

It is an arithmetic number, because the mean of its divisors is an integer number (5555502275185).

Almost surely, 2^{11111004550369} is an apocalyptic number.

It is an amenable number.

11111004550369 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111004550369 is an equidigital number, since it uses as much as digits as its factorization.

11111004550369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 37.

The spelling of 11111004550369 in words is "eleven trillion, one hundred eleven billion, four million, five hundred fifty thousand, three hundred sixty-nine".