412171271 has 2 divisors, whose sum is σ = 412171272. Its totient is φ = 412171270.

The previous prime is 412171267. The next prime is 412171283. The reversal of 412171271 is 172171214.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 412171271 - 2² = 412171267 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 412171271.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (412171241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206085635 + 206085636.

It is an arithmetic number, because the mean of its divisors is an integer number (206085636).

Almost surely, 2^412171271 is an apocalyptic number.

412171271 is a deficient number, since it is larger than the sum of its proper divisors (1).

412171271 is an equidigital number, since it uses as much as digits as its factorization.

412171271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 784, while the sum is 26.

The square root of 412171271 is about 20302.0016500837. The cubic root of 412171271 is about 744.2049810725.

The spelling of 412171271 in words is "four hundred twelve million, one hundred seventy-one thousand, two hundred seventy-one".