11409113 has 2 divisors, whose sum is σ = 11409114. Its totient is φ = 11409112.

The previous prime is 11409103. The next prime is 11409119. The reversal of 11409113 is 31190411.

11409113 is digitally balanced in base 3, 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., 6927424 + 4481689 = 2632^2 + 2117^2 .

It is a cyclic number.

It is not a de Polignac number, because 11409113 - 2⁸ = 11408857 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11409119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5704556 + 5704557.

It is an arithmetic number, because the mean of its divisors is an integer number (5704557).

Almost surely, 2^11409113 is an apocalyptic number.

It is an amenable number.

11409113 is a deficient number, since it is larger than the sum of its proper divisors (1).

11409113 is an equidigital number, since it uses as much as digits as its factorization.

11409113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 11409113 is about 3377.7378524687. The cubic root of 11409113 is about 225.1216658861.

Adding to 11409113 its reverse (31190411), we get a palindrome (42599524).

The spelling of 11409113 in words is "eleven million, four hundred nine thousand, one hundred thirteen".