327911413 has 2 divisors, whose sum is σ = 327911414. Its totient is φ = 327911412.

The previous prime is 327911411. The next prime is 327911429. The reversal of 327911413 is 314119723.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 253382724 + 74528689 = 15918^2 + 8633^2 .

It is a cyclic number.

It is not a de Polignac number, because 327911413 - 2¹ = 327911411 is a prime.

Together with 327911411, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (327911411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163955706 + 163955707.

It is an arithmetic number, because the mean of its divisors is an integer number (163955707).

Almost surely, 2^327911413 is an apocalyptic number.

It is an amenable number.

327911413 is a deficient number, since it is larger than the sum of its proper divisors (1).

327911413 is an equidigital number, since it uses as much as digits as its factorization.

327911413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 31.

The square root of 327911413 is about 18108.3244117174. The cubic root of 327911413 is about 689.5813556527.

The spelling of 327911413 in words is "three hundred twenty-seven million, nine hundred eleven thousand, four hundred thirteen".