667710301 has 2 divisors, whose sum is σ = 667710302. Its totient is φ = 667710300.

The previous prime is 667710289. The next prime is 667710317. The reversal of 667710301 is 103017766.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 366722500 + 300987801 = 19150^2 + 17349^2 .

It is a cyclic number.

It is not a de Polignac number, because 667710301 - 2²⁵ = 634155869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (667710101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333855150 + 333855151.

It is an arithmetic number, because the mean of its divisors is an integer number (333855151).

Almost surely, 2^667710301 is an apocalyptic number.

It is an amenable number.

667710301 is a deficient number, since it is larger than the sum of its proper divisors (1).

667710301 is an equidigital number, since it uses as much as digits as its factorization.

667710301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 667710301 is about 25840.0909634622. The cubic root of 667710301 is about 874.0360763559.

The spelling of 667710301 in words is "six hundred sixty-seven million, seven hundred ten thousand, three hundred one".