3291371 has 2 divisors, whose sum is σ = 3291372. Its totient is φ = 3291370.

The previous prime is 3291367. The next prime is 3291373. The reversal of 3291371 is 1731923.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3291371 - 2² = 3291367 is a prime.

Together with 3291373, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 3291371.

It is not a weakly prime, because it can be changed into another prime (3291373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1645685 + 1645686.

It is an arithmetic number, because the mean of its divisors is an integer number (1645686).

Almost surely, 2^3291371 is an apocalyptic number.

3291371 is a deficient number, since it is larger than the sum of its proper divisors (1).

3291371 is an equidigital number, since it uses as much as digits as its factorization.

3291371 is an evil number, because the sum of its binary digits is even.

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

The square root of 3291371 is about 1814.2136037413. The cubic root of 3291371 is about 148.7506753259.

The spelling of 3291371 in words is "three million, two hundred ninety-one thousand, three hundred seventy-one".