45811171 has 4 divisors (see below), whose sum is σ = 52355632. Its totient is φ = 39266712.

The previous prime is 45811169. The next prime is 45811201. The reversal of 45811171 is 17111854.

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 45811171 - 2¹ = 45811169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45811111) 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, 3272220 + ... + 3272233.

It is an arithmetic number, because the mean of its divisors is an integer number (13088908).

Almost surely, 2^45811171 is an apocalyptic number.

45811171 is a deficient number, since it is larger than the sum of its proper divisors (6544461).

45811171 is an equidigital number, since it uses as much as digits as its factorization.

45811171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6544460.

The product of its digits is 1120, while the sum is 28.

The square root of 45811171 is about 6768.3950091584. The cubic root of 45811171 is about 357.8138369203.

The spelling of 45811171 in words is "forty-five million, eight hundred eleven thousand, one hundred seventy-one".