671012107 has 2 divisors, whose sum is σ = 671012108. Its totient is φ = 671012106.

The previous prime is 671012101. The next prime is 671012123. The reversal of 671012107 is 701210176.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 671012107 - 2³ = 671012099 is a prime.

It is not a weakly prime, because it can be changed into another prime (671012101) 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, 335506053 + 335506054.

It is an arithmetic number, because the mean of its divisors is an integer number (335506054).

Almost surely, 2^671012107 is an apocalyptic number.

671012107 is a deficient number, since it is larger than the sum of its proper divisors (1).

671012107 is an equidigital number, since it uses as much as digits as its factorization.

671012107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 588, while the sum is 25.

The square root of 671012107 is about 25903.9013856986. The cubic root of 671012107 is about 875.4744015756.

The spelling of 671012107 in words is "six hundred seventy-one million, twelve thousand, one hundred seven".