401675171 has 2 divisors, whose sum is σ = 401675172. Its totient is φ = 401675170.

The previous prime is 401675147. The next prime is 401675221. The reversal of 401675171 is 171576104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 401675171 - 2⁶ = 401675107 is a prime.

It is a super-2 number, since 2×401675171² = 322685885995758482, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (401678171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200837585 + 200837586.

It is an arithmetic number, because the mean of its divisors is an integer number (200837586).

Almost surely, 2^401675171 is an apocalyptic number.

401675171 is a deficient number, since it is larger than the sum of its proper divisors (1).

401675171 is an equidigital number, since it uses as much as digits as its factorization.

401675171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5880, while the sum is 32.

The square root of 401675171 is about 20041.8355197322. The cubic root of 401675171 is about 737.8334309975.

The spelling of 401675171 in words is "four hundred one million, six hundred seventy-five thousand, one hundred seventy-one".