11611163 has 2 divisors, whose sum is σ = 11611164. Its totient is φ = 11611162.

The previous prime is 11611151. The next prime is 11611177. The reversal of 11611163 is 36111611.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11611163 - 2¹⁶ = 11545627 is a prime.

It is not a weakly prime, because it can be changed into another prime (11611133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5805581 + 5805582.

It is an arithmetic number, because the mean of its divisors is an integer number (5805582).

Almost surely, 2^11611163 is an apocalyptic number.

11611163 is a deficient number, since it is larger than the sum of its proper divisors (1).

11611163 is an equidigital number, since it uses as much as digits as its factorization.

11611163 is an odious number, because the sum of its binary digits is odd.

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

The square root of 11611163 is about 3407.5156639405. The cubic root of 11611163 is about 226.4428300208.

Adding to 11611163 its reverse (36111611), we get a palindrome (47722774).

The spelling of 11611163 in words is "eleven million, six hundred eleven thousand, one hundred sixty-three".