2116348753 has 4 divisors (see below), whose sum is σ = 2116521828. Its totient is φ = 2116175680.

The previous prime is 2116348723. The next prime is 2116348757. The reversal of 2116348753 is 3578436112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1063216449 + 1053132304 = 32607^2 + 32452^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2116348753 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2116348757) 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 3 ways as a sum of consecutive naturals, for example, 66676 + ... + 93157.

It is an arithmetic number, because the mean of its divisors is an integer number (529130457).

Almost surely, 2^2116348753 is an apocalyptic number.

It is an amenable number.

2116348753 is a deficient number, since it is larger than the sum of its proper divisors (173075).

2116348753 is a wasteful number, since it uses less digits than its factorization.

2116348753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173074.

The product of its digits is 120960, while the sum is 40.

The square root of 2116348753 is about 46003.7906372942. The cubic root of 2116348753 is about 1283.8937327337.

The spelling of 2116348753 in words is "two billion, one hundred sixteen million, three hundred forty-eight thousand, seven hundred fifty-three".