11567213163 has 36 divisors (see below), whose sum is σ = 18547218144. Its totient is φ = 6940956000.

The previous prime is 11567213149. The next prime is 11567213173. The reversal of 11567213163 is 36131276511.

11567213163 is a `hidden beast` number, since 1 + 1 + 567 + 2 + 1 + 31 + 63 = 666.

It is not a de Polignac number, because 11567213163 - 2¹⁴ = 11567196779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11567213123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 57406 + ... + 162572.

It is an arithmetic number, because the mean of its divisors is an integer number (515200504).

Almost surely, 2^11567213163 is an apocalyptic number.

11567213163 is a deficient number, since it is larger than the sum of its proper divisors (6980004981).

11567213163 is a wasteful number, since it uses less digits than its factorization.

11567213163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105296 (or 105282 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

Adding to 11567213163 its reverse (36131276511), we get a palindrome (47698489674).

The spelling of 11567213163 in words is "eleven billion, five hundred sixty-seven million, two hundred thirteen thousand, one hundred sixty-three".