11043616163 has 4 divisors (see below), whose sum is σ = 11063443680. Its totient is φ = 11023788648.

The previous prime is 11043616159. The next prime is 11043616217. The reversal of 11043616163 is 36161634011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36161634011 = 23 ⋅1572244957.

It is a cyclic number.

It is not a de Polignac number, because 11043616163 - 2² = 11043616159 is a prime.

It is a super-2 number, since 2×11043616163² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11043616763) 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 in 3 ways as a sum of consecutive naturals, for example, 9912923 + ... + 9914036.

It is an arithmetic number, because the mean of its divisors is an integer number (2765860920).

Almost surely, 2^11043616163 is an apocalyptic number.

11043616163 is a deficient number, since it is larger than the sum of its proper divisors (19827517).

11043616163 is an equidigital number, since it uses as much as digits as its factorization.

11043616163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19827516.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 11043616163 in words is "eleven billion, forty-three million, six hundred sixteen thousand, one hundred sixty-three".