671004709028141 has 2 divisors, whose sum is σ = 671004709028142. Its totient is φ = 671004709028140.

The previous prime is 671004709028077. The next prime is 671004709028279. The reversal of 671004709028141 is 141820907400176.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 465844062063241 + 205160646964900 = 21583421^2 + 14323430^2 .

It is a cyclic number.

It is not a de Polignac number, because 671004709028141 - 2⁶ = 671004709028077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 671004709028141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (671004709058141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335502354514070 + 335502354514071.

It is an arithmetic number, because the mean of its divisors is an integer number (335502354514071).

Almost surely, 2^{671004709028141} is an apocalyptic number.

It is an amenable number.

671004709028141 is a deficient number, since it is larger than the sum of its proper divisors (1).

671004709028141 is an equidigital number, since it uses as much as digits as its factorization.

671004709028141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 677376, while the sum is 50.

The spelling of 671004709028141 in words is "six hundred seventy-one trillion, four billion, seven hundred nine million, twenty-eight thousand, one hundred forty-one".