1116126620161 has 12 divisors (see below), whose sum is σ = 1328545594992. Its totient is φ = 934431587208.

The previous prime is 1116126620123. The next prime is 1116126620179. The reversal of 1116126620161 is 1610266216111.

It is not a de Polignac number, because 1116126620161 - 2⁷ = 1116126620033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1116126620561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 264859455 + ... + 264863668.

It is an arithmetic number, because the mean of its divisors is an integer number (110712132916).

Almost surely, 2^{1116126620161} is an apocalyptic number.

It is an amenable number.

1116126620161 is a deficient number, since it is larger than the sum of its proper divisors (212418974831).

1116126620161 is an equidigital number, since it uses as much as digits as its factorization.

1116126620161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529723180 (or 529723173 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 34.

The spelling of 1116126620161 in words is "one trillion, one hundred sixteen billion, one hundred twenty-six million, six hundred twenty thousand, one hundred sixty-one".