11506163 has 2 divisors, whose sum is σ = 11506164. Its totient is φ = 11506162.

The previous prime is 11506139. The next prime is 11506169. The reversal of 11506163 is 36160511.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (36160511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11506163 - 2¹⁸ = 11244019 is a prime.

It is not a weakly prime, because it can be changed into another prime (11506169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5753081 + 5753082.

It is an arithmetic number, because the mean of its divisors is an integer number (5753082).

Almost surely, 2^11506163 is an apocalyptic number.

11506163 is a deficient number, since it is larger than the sum of its proper divisors (1).

11506163 is an equidigital number, since it uses as much as digits as its factorization.

11506163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 11506163 is about 3392.0735546270. The cubic root of 11506163 is about 225.7581862901.

Adding to 11506163 its reverse (36160511), we get a palindrome (47666674).

The spelling of 11506163 in words is "eleven million, five hundred six thousand, one hundred sixty-three".