11235021169 has 2 divisors, whose sum is σ = 11235021170. Its totient is φ = 11235021168.

The previous prime is 11235021121. The next prime is 11235021179. The reversal of 11235021169 is 96112053211.

11235021169 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., 10358150625 + 876870544 = 101775^2 + 29612^2 .

It is an emirp because it is prime and its reverse (96112053211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11235021169 - 2⁷ = 11235021041 is a prime.

It is a super-2 number, since 2×11235021169² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11235021169.

It is not a weakly prime, because it can be changed into another prime (11235021179) 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, 5617510584 + 5617510585.

It is an arithmetic number, because the mean of its divisors is an integer number (5617510585).

Almost surely, 2^11235021169 is an apocalyptic number.

It is an amenable number.

11235021169 is a deficient number, since it is larger than the sum of its proper divisors (1).

11235021169 is an equidigital number, since it uses as much as digits as its factorization.

11235021169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 31.

The spelling of 11235021169 in words is "eleven billion, two hundred thirty-five million, twenty-one thousand, one hundred sixty-nine".