2116267733 has 4 divisors (see below), whose sum is σ = 2116447788. Its totient is φ = 2116087680.

The previous prime is 2116267691. The next prime is 2116267739. The reversal of 2116267733 is 3377626112.

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 855094564 + 1261173169 = 29242^2 + 35513^2 .

It is a cyclic number.

It is not a de Polignac number, because 2116267733 - 2⁸ = 2116267477 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116267739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71066 + ... + 96347.

It is an arithmetic number, because the mean of its divisors is an integer number (529111947).

Almost surely, 2^2116267733 is an apocalyptic number.

It is an amenable number.

2116267733 is a deficient number, since it is larger than the sum of its proper divisors (180055).

2116267733 is a wasteful number, since it uses less digits than its factorization.

2116267733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180054.

The product of its digits is 63504, while the sum is 38.

The square root of 2116267733 is about 46002.9100492567. The cubic root of 2116267733 is about 1283.8773487930.

The spelling of 2116267733 in words is "two billion, one hundred sixteen million, two hundred sixty-seven thousand, seven hundred thirty-three".