6531056167 has 4 divisors (see below), whose sum is σ = 6537283200. Its totient is φ = 6524829136.

The previous prime is 6531056071. The next prime is 6531056201. The reversal of 6531056167 is 7616501356.

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

It is a cyclic number.

It is not a de Polignac number, because 6531056167 - 2¹¹ = 6531054119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6531056867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3111943 + ... + 3114040.

It is an arithmetic number, because the mean of its divisors is an integer number (1634320800).

Almost surely, 2^6531056167 is an apocalyptic number.

6531056167 is a deficient number, since it is larger than the sum of its proper divisors (6227033).

6531056167 is a wasteful number, since it uses less digits than its factorization.

6531056167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6227032.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 6531056167 is about 80814.9501453784. The cubic root of 6531056167 is about 1869.2231005964.

The spelling of 6531056167 in words is "six billion, five hundred thirty-one million, fifty-six thousand, one hundred sixty-seven".