6672201271061 has 2 divisors, whose sum is σ = 6672201271062. Its totient is φ = 6672201271060.

The previous prime is 6672201271039. The next prime is 6672201271063. The reversal of 6672201271061 is 1601721022766.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3487425526225 + 3184775744836 = 1867465^2 + 1784594^2 .

It is a cyclic number.

It is not a de Polignac number, because 6672201271061 - 2³⁴ = 6655021401877 is a prime.

Together with 6672201271063, 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 (6672201271063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3336100635530 + 3336100635531.

It is an arithmetic number, because the mean of its divisors is an integer number (3336100635531).

Almost surely, 2^{6672201271061} is an apocalyptic number.

It is an amenable number.

6672201271061 is a deficient number, since it is larger than the sum of its proper divisors (1).

6672201271061 is an equidigital number, since it uses as much as digits as its factorization.

6672201271061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 41.

The spelling of 6672201271061 in words is "six trillion, six hundred seventy-two billion, two hundred one million, two hundred seventy-one thousand, sixty-one".