327790117 has 2 divisors, whose sum is σ = 327790118. Its totient is φ = 327790116.

The previous prime is 327790051. The next prime is 327790129. The reversal of 327790117 is 711097723.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 213919876 + 113870241 = 14626^2 + 10671^2 .

It is a cyclic number.

It is not a de Polignac number, because 327790117 - 2²⁷ = 193572389 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (327790417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163895058 + 163895059.

It is an arithmetic number, because the mean of its divisors is an integer number (163895059).

Almost surely, 2^327790117 is an apocalyptic number.

It is an amenable number.

327790117 is a deficient number, since it is larger than the sum of its proper divisors (1).

327790117 is an equidigital number, since it uses as much as digits as its factorization.

327790117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18522, while the sum is 37.

The square root of 327790117 is about 18104.9749240368. The cubic root of 327790117 is about 689.4963186861.

The spelling of 327790117 in words is "three hundred twenty-seven million, seven hundred ninety thousand, one hundred seventeen".