6891324203 has 2 divisors, whose sum is σ = 6891324204. Its totient is φ = 6891324202.

The previous prime is 6891324169. The next prime is 6891324217. The reversal of 6891324203 is 3024231986.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6891324203 - 2¹⁶ = 6891258667 is a prime.

It is not a weakly prime, because it can be changed into another prime (6891326203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3445662101 + 3445662102.

It is an arithmetic number, because the mean of its divisors is an integer number (3445662102).

Almost surely, 2^6891324203 is an apocalyptic number.

6891324203 is a deficient number, since it is larger than the sum of its proper divisors (1).

6891324203 is an equidigital number, since it uses as much as digits as its factorization.

6891324203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 6891324203 is about 83014.0000421616. Note that the first 4 decimals coincide. The cubic root of 6891324203 is about 1902.9800145670.

The spelling of 6891324203 in words is "six billion, eight hundred ninety-one million, three hundred twenty-four thousand, two hundred three".