4139171 has 2 divisors, whose sum is σ = 4139172. Its totient is φ = 4139170.

The previous prime is 4139159. The next prime is 4139189. The reversal of 4139171 is 1719314.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4139171 is a prime.

It is a Chen prime.

It is equal to p₂₉₂₂₉₂ and since 4139171 and 292292 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4139171.

It is not a weakly prime, because it can be changed into another prime (4139101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2069585 + 2069586.

It is an arithmetic number, because the mean of its divisors is an integer number (2069586).

Almost surely, 2^4139171 is an apocalyptic number.

4139171 is a deficient number, since it is larger than the sum of its proper divisors (1).

4139171 is an equidigital number, since it uses as much as digits as its factorization.

4139171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 756, while the sum is 26.

The square root of 4139171 is about 2034.4952691024. The cubic root of 4139171 is about 160.5601589941.

The spelling of 4139171 in words is "four million, one hundred thirty-nine thousand, one hundred seventy-one".