1166112116611 has 8 divisors (see below), whose sum is σ = 1256199379344. Its totient is φ = 1076080044000.

The previous prime is 1166112116573. The next prime is 1166112116707.

1166112116611 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 1166112116611 - 2⁷ = 1166112116483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1166112116011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13753636 + ... + 13838161.

It is an arithmetic number, because the mean of its divisors is an integer number (157024922418).

Almost surely, 2^{1166112116611} is an apocalyptic number.

1166112116611 is a deficient number, since it is larger than the sum of its proper divisors (90087262733).

1166112116611 is a wasteful number, since it uses less digits than its factorization.

1166112116611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27595061.

The product of its digits is 2592, while the sum is 34.

The spelling of 1166112116611 in words is "one trillion, one hundred sixty-six billion, one hundred twelve million, one hundred sixteen thousand, six hundred eleven".