3201567671 has 2 divisors, whose sum is σ = 3201567672. Its totient is φ = 3201567670.

The previous prime is 3201567647. The next prime is 3201567673. The reversal of 3201567671 is 1767651023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3201567671 - 2¹⁰ = 3201566647 is a prime.

Together with 3201567673, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3201567673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1600783835 + 1600783836.

It is an arithmetic number, because the mean of its divisors is an integer number (1600783836).

Almost surely, 2^3201567671 is an apocalyptic number.

3201567671 is a deficient number, since it is larger than the sum of its proper divisors (1).

3201567671 is an equidigital number, since it uses as much as digits as its factorization.

3201567671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 3201567671 is about 56582.3971832230. The cubic root of 3201567671 is about 1473.8531997266.

The spelling of 3201567671 in words is "three billion, two hundred one million, five hundred sixty-seven thousand, six hundred seventy-one".