6811039533 has 4 divisors (see below), whose sum is σ = 9081386048. Its totient is φ = 4540693020.

The previous prime is 6811039517. The next prime is 6811039537. The reversal of 6811039533 is 3359301186.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6811039533 - 2⁴ = 6811039517 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6811039491 and 6811039500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6811039537) 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, 1135173253 + ... + 1135173258.

It is an arithmetic number, because the mean of its divisors is an integer number (2270346512).

Almost surely, 2^6811039533 is an apocalyptic number.

It is an amenable number.

6811039533 is a deficient number, since it is larger than the sum of its proper divisors (2270346515).

6811039533 is a wasteful number, since it uses less digits than its factorization.

6811039533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2270346514.

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 6811039533 is about 82529.0223678919. The cubic root of 6811039533 is about 1895.5611552546.

The spelling of 6811039533 in words is "six billion, eight hundred eleven million, thirty-nine thousand, five hundred thirty-three".