8021732113 has 8 divisors (see below), whose sum is σ = 8522845920. Its totient is φ = 7528510080.

The previous prime is 8021732107. The next prime is 8021732219. The reversal of 8021732113 is 3112371208.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8021732113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8021732413) 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 7 ways as a sum of consecutive naturals, for example, 1970848 + ... + 1974913.

It is an arithmetic number, because the mean of its divisors is an integer number (1065355740).

Almost surely, 2^8021732113 is an apocalyptic number.

It is an amenable number.

8021732113 is a deficient number, since it is larger than the sum of its proper divisors (501113807).

8021732113 is a wasteful number, since it uses less digits than its factorization.

8021732113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3945887.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 8021732113 is about 89564.1229120232. The cubic root of 8021732113 is about 2001.8093720095.

The spelling of 8021732113 in words is "eight billion, twenty-one million, seven hundred thirty-two thousand, one hundred thirteen".