1166116501113 has 4 divisors (see below), whose sum is σ = 1554822001488. Its totient is φ = 777411000740.

The previous prime is 1166116501111. The next prime is 1166116501127. The reversal of 1166116501113 is 3111056116611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1166116501113 - 2¹ = 1166116501111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1166116501111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194352750183 + ... + 194352750188.

It is an arithmetic number, because the mean of its divisors is an integer number (388705500372).

Almost surely, 2^{1166116501113} is an apocalyptic number.

It is an amenable number.

1166116501113 is a deficient number, since it is larger than the sum of its proper divisors (388705500375).

1166116501113 is an equidigital number, since it uses as much as digits as its factorization.

1166116501113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388705500374.

The product of its (nonzero) digits is 3240, while the sum is 33.

The spelling of 1166116501113 in words is "one trillion, one hundred sixty-six billion, one hundred sixteen million, five hundred one thousand, one hundred thirteen".