6771217073 has 4 divisors (see below), whose sum is σ = 6771382128. Its totient is φ = 6771052020.

The previous prime is 6771217049. The next prime is 6771217097. The reversal of 6771217073 is 3707121776.

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, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (6771217049) and next prime (6771217097).

It is a cyclic number.

It is not a de Polignac number, because 6771217073 - 2³² = 2476249777 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6771217073.

It is not an unprimeable number, because it can be changed into a prime (6771216073) 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, 31838 + ... + 120648.

It is an arithmetic number, because the mean of its divisors is an integer number (1692845532).

Almost surely, 2^6771217073 is an apocalyptic number.

It is an amenable number.

6771217073 is a deficient number, since it is larger than the sum of its proper divisors (165055).

6771217073 is an equidigital number, since it uses as much as digits as its factorization.

6771217073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165054.

The product of its (nonzero) digits is 86436, while the sum is 41.

The square root of 6771217073 is about 82287.4053121132. The cubic root of 6771217073 is about 1891.8596398228.

The spelling of 6771217073 in words is "six billion, seven hundred seventy-one million, two hundred seventeen thousand, seventy-three".