671070707 has 2 divisors, whose sum is σ = 671070708. Its totient is φ = 671070706.

The previous prime is 671070703. The next prime is 671070731. The reversal of 671070707 is 707070176.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 671070707 - 2² = 671070703 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (671070703) 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, 335535353 + 335535354.

It is an arithmetic number, because the mean of its divisors is an integer number (335535354).

Almost surely, 2^671070707 is an apocalyptic number.

671070707 is a deficient number, since it is larger than the sum of its proper divisors (1).

671070707 is an equidigital number, since it uses as much as digits as its factorization.

671070707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14406, while the sum is 35.

The square root of 671070707 is about 25905.0324647548. The cubic root of 671070707 is about 875.4998861166.

The spelling of 671070707 in words is "six hundred seventy-one million, seventy thousand, seven hundred seven".