667410097 has 2 divisors, whose sum is σ = 667410098. Its totient is φ = 667410096.

The previous prime is 667410061. The next prime is 667410109. The reversal of 667410097 is 790014766.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 444535056 + 222875041 = 21084^2 + 14929^2 .

It is a cyclic number.

It is not a de Polignac number, because 667410097 - 2⁷ = 667409969 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (667410047) 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, 333705048 + 333705049.

It is an arithmetic number, because the mean of its divisors is an integer number (333705049).

Almost surely, 2^667410097 is an apocalyptic number.

It is an amenable number.

667410097 is a deficient number, since it is larger than the sum of its proper divisors (1).

667410097 is an equidigital number, since it uses as much as digits as its factorization.

667410097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 40.

The square root of 667410097 is about 25834.2814299140. The cubic root of 667410097 is about 873.9050672146.

The spelling of 667410097 in words is "six hundred sixty-seven million, four hundred ten thousand, ninety-seven".