45920171 has 4 divisors (see below), whose sum is σ = 50094744. Its totient is φ = 41745600.

The previous prime is 45920159. The next prime is 45920191. The reversal of 45920171 is 17102954.

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

It is a cyclic number.

It is not a de Polignac number, because 45920171 - 2⁶ = 45920107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45920191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2087270 + ... + 2087291.

It is an arithmetic number, because the mean of its divisors is an integer number (12523686).

Almost surely, 2^45920171 is an apocalyptic number.

45920171 is a deficient number, since it is larger than the sum of its proper divisors (4174573).

45920171 is a wasteful number, since it uses less digits than its factorization.

45920171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4174572.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 45920171 is about 6776.4423556908. The cubic root of 45920171 is about 358.0973981531.

The spelling of 45920171 in words is "forty-five million, nine hundred twenty thousand, one hundred seventy-one".