6899734133 has 2 divisors, whose sum is σ = 6899734134. Its totient is φ = 6899734132.

The previous prime is 6899734129. The next prime is 6899734181. The reversal of 6899734133 is 3314379986.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4566650929 + 2333083204 = 67577^2 + 48302^2 .

It is a cyclic number.

It is not a de Polignac number, because 6899734133 - 2² = 6899734129 is a prime.

It is a super-4 number, since 4×6899734133⁴ (a number of 40 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6899734103) 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 as a sum of consecutive naturals, namely, 3449867066 + 3449867067.

It is an arithmetic number, because the mean of its divisors is an integer number (3449867067).

Almost surely, 2^6899734133 is an apocalyptic number.

It is an amenable number.

6899734133 is a deficient number, since it is larger than the sum of its proper divisors (1).

6899734133 is an equidigital number, since it uses as much as digits as its factorization.

6899734133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2939328, while the sum is 53.

The square root of 6899734133 is about 83064.6382824846. The cubic root of 6899734133 is about 1903.7538098707.

The spelling of 6899734133 in words is "six billion, eight hundred ninety-nine million, seven hundred thirty-four thousand, one hundred thirty-three".