45545173 has 4 divisors (see below), whose sum is σ = 45571680. Its totient is φ = 45518668.

The previous prime is 45545153. The next prime is 45545177. The reversal of 45545173 is 37154554.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45545173 - 2⁹ = 45544661 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 (45545177) 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, 10483 + ... + 14176.

It is an arithmetic number, because the mean of its divisors is an integer number (11392920).

Almost surely, 2^45545173 is an apocalyptic number.

It is an amenable number.

45545173 is a deficient number, since it is larger than the sum of its proper divisors (26507).

45545173 is a wasteful number, since it uses less digits than its factorization.

45545173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26506.

The product of its digits is 42000, while the sum is 34.

The square root of 45545173 is about 6748.7163964713. The cubic root of 45545173 is about 357.1199554000.

The spelling of 45545173 in words is "forty-five million, five hundred forty-five thousand, one hundred seventy-three".