11169913 has 2 divisors, whose sum is σ = 11169914. Its totient is φ = 11169912.

The previous prime is 11169911. The next prime is 11169931. The reversal of 11169913 is 31996111.

11169913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (11169931) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10517049 + 652864 = 3243^2 + 808^2 .

It is a cyclic number.

It is not a de Polignac number, because 11169913 - 2¹ = 11169911 is a prime.

Together with 11169911, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11169911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5584956 + 5584957.

It is an arithmetic number, because the mean of its divisors is an integer number (5584957).

Almost surely, 2^11169913 is an apocalyptic number.

It is an amenable number.

11169913 is a deficient number, since it is larger than the sum of its proper divisors (1).

11169913 is an equidigital number, since it uses as much as digits as its factorization.

11169913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1458, while the sum is 31.

The square root of 11169913 is about 3342.1419778340. The cubic root of 11169913 is about 223.5372635461.

The spelling of 11169913 in words is "eleven million, one hundred sixty-nine thousand, nine hundred thirteen".