671011000771 has 2 divisors, whose sum is σ = 671011000772. Its totient is φ = 671011000770.

The previous prime is 671011000739. The next prime is 671011000789. The reversal of 671011000771 is 177000110176.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 671011000771 - 2⁵ = 671011000739 is a prime.

It is not a weakly prime, because it can be changed into another prime (671011003771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335505500385 + 335505500386.

It is an arithmetic number, because the mean of its divisors is an integer number (335505500386).

Almost surely, 2^671011000771 is an apocalyptic number.

671011000771 is a deficient number, since it is larger than the sum of its proper divisors (1).

671011000771 is an equidigital number, since it uses as much as digits as its factorization.

671011000771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2058, while the sum is 31.

The spelling of 671011000771 in words is "six hundred seventy-one billion, eleven million, seven hundred seventy-one", and thus it is an aban number.