11066511161 has 8 divisors (see below), whose sum is σ = 11456427264. Its totient is φ = 10678653360.

The previous prime is 11066511143. The next prime is 11066511167. The reversal of 11066511161 is 16111566011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11066511161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11066511167) 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 7 ways as a sum of consecutive naturals, for example, 503630 + ... + 525143.

It is an arithmetic number, because the mean of its divisors is an integer number (1432053408).

Almost surely, 2^11066511161 is an apocalyptic number.

It is an amenable number.

11066511161 is a deficient number, since it is larger than the sum of its proper divisors (389916103).

11066511161 is a wasteful number, since it uses less digits than its factorization.

11066511161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029151.

The product of its (nonzero) digits is 1080, while the sum is 29.

The spelling of 11066511161 in words is "eleven billion, sixty-six million, five hundred eleven thousand, one hundred sixty-one".