3191327 has 2 divisors, whose sum is σ = 3191328. Its totient is φ = 3191326.

The previous prime is 3191323. The next prime is 3191329. The reversal of 3191327 is 7231913.

3191327 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3191327 - 2² = 3191323 is a prime.

Together with 3191329, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 3191296 and 3191305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3191323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1595663 + 1595664.

It is an arithmetic number, because the mean of its divisors is an integer number (1595664).

Almost surely, 2^3191327 is an apocalyptic number.

3191327 is a deficient number, since it is larger than the sum of its proper divisors (1).

3191327 is an equidigital number, since it uses as much as digits as its factorization.

3191327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1134, while the sum is 26.

The square root of 3191327 is about 1786.4285600046. The cubic root of 3191327 is about 147.2280077997.

The spelling of 3191327 in words is "three million, one hundred ninety-one thousand, three hundred twenty-seven".