3913171 has 2 divisors, whose sum is σ = 3913172. Its totient is φ = 3913170.

The previous prime is 3913159. The next prime is 3913181. The reversal of 3913171 is 1713193.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3913171 - 2⁵ = 3913139 is a prime.

It is not a weakly prime, because it can be changed into another prime (3913121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1956585 + 1956586.

It is an arithmetic number, because the mean of its divisors is an integer number (1956586).

Almost surely, 2^3913171 is an apocalyptic number.

3913171 is a deficient number, since it is larger than the sum of its proper divisors (1).

3913171 is an equidigital number, since it uses as much as digits as its factorization.

3913171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 567, while the sum is 25.

The square root of 3913171 is about 1978.1736526402. The cubic root of 3913171 is about 157.5830887701.

The spelling of 3913171 in words is "three million, nine hundred thirteen thousand, one hundred seventy-one".