454439171 has 4 divisors (see below), whose sum is σ = 454602192. Its totient is φ = 454276152.

The previous prime is 454439159. The next prime is 454439173. The reversal of 454439171 is 171934454.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454439171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (454439173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77255 + ... + 82928.

It is an arithmetic number, because the mean of its divisors is an integer number (113650548).

Almost surely, 2^454439171 is an apocalyptic number.

454439171 is a deficient number, since it is larger than the sum of its proper divisors (163021).

454439171 is a wasteful number, since it uses less digits than its factorization.

454439171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163020.

The product of its digits is 60480, while the sum is 38.

The square root of 454439171 is about 21317.5789197554. The cubic root of 454439171 is about 768.8210276013.

The spelling of 454439171 in words is "four hundred fifty-four million, four hundred thirty-nine thousand, one hundred seventy-one".