981307340071 has 2 divisors, whose sum is σ = 981307340072. Its totient is φ = 981307340070.

The previous prime is 981307340059. The next prime is 981307340099. The reversal of 981307340071 is 170043703189.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 981307340071 - 2²¹ = 981305242919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (981307340771) 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, 490653670035 + 490653670036.

It is an arithmetic number, because the mean of its divisors is an integer number (490653670036).

Almost surely, 2^981307340071 is an apocalyptic number.

981307340071 is a deficient number, since it is larger than the sum of its proper divisors (1).

981307340071 is an equidigital number, since it uses as much as digits as its factorization.

981307340071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 43.

The spelling of 981307340071 in words is "nine hundred eighty-one billion, three hundred seven million, three hundred forty thousand, seventy-one".