2116349113 has 4 divisors (see below), whose sum is σ = 2116444788. Its totient is φ = 2116253440.

The previous prime is 2116349099. The next prime is 2116349171. The reversal of 2116349113 is 3119436112.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 777740544 + 1338608569 = 27888^2 + 36587^2 .

It is a cyclic number.

It is not a de Polignac number, because 2116349113 - 2⁹ = 2116348601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2116340113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4245 + ... + 65197.

It is an arithmetic number, because the mean of its divisors is an integer number (529111197).

Almost surely, 2^2116349113 is an apocalyptic number.

It is an amenable number.

2116349113 is a deficient number, since it is larger than the sum of its proper divisors (95675).

2116349113 is an equidigital number, since it uses as much as digits as its factorization.

2116349113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95674.

The product of its digits is 3888, while the sum is 31.

The square root of 2116349113 is about 46003.7945500151. The cubic root of 2116349113 is about 1283.8938055323.

The spelling of 2116349113 in words is "two billion, one hundred sixteen million, three hundred forty-nine thousand, one hundred thirteen".