6731534893 has 2 divisors, whose sum is σ = 6731534894. Its totient is φ = 6731534892.

The previous prime is 6731534881. The next prime is 6731534933. The reversal of 6731534893 is 3984351376.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3506771524 + 3224763369 = 59218^2 + 56787^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6731534893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6731534093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3365767446 + 3365767447.

It is an arithmetic number, because the mean of its divisors is an integer number (3365767447).

Almost surely, 2^6731534893 is an apocalyptic number.

It is an amenable number.

6731534893 is a deficient number, since it is larger than the sum of its proper divisors (1).

6731534893 is an equidigital number, since it uses as much as digits as its factorization.

6731534893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1632960, while the sum is 49.

The square root of 6731534893 is about 82045.9316054123. The cubic root of 6731534893 is about 1888.1566990447.

The spelling of 6731534893 in words is "six billion, seven hundred thirty-one million, five hundred thirty-four thousand, eight hundred ninety-three".