45671173 has 4 divisors (see below), whose sum is σ = 45691020. Its totient is φ = 45651328.

The previous prime is 45671167. The next prime is 45671177. The reversal of 45671173 is 37117654.

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

It can be written as a sum of positive squares in 2 ways, for example, as 37185604 + 8485569 = 6098^2 + 2913^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45671173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45671177) 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, 5938 + ... + 11251.

It is an arithmetic number, because the mean of its divisors is an integer number (11422755).

Almost surely, 2^45671173 is an apocalyptic number.

It is an amenable number.

45671173 is a deficient number, since it is larger than the sum of its proper divisors (19847).

45671173 is a wasteful number, since it uses less digits than its factorization.

45671173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19846.

The product of its digits is 17640, while the sum is 34.

The square root of 45671173 is about 6758.0450575592. The cubic root of 45671173 is about 357.4489744118.

The spelling of 45671173 in words is "forty-five million, six hundred seventy-one thousand, one hundred seventy-three".