45112773 has 4 divisors (see below), whose sum is σ = 60150368. Its totient is φ = 30075180.

The previous prime is 45112723. The next prime is 45112789. The reversal of 45112773 is 37721154.

45112773 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 45112773 - 2⁶ = 45112709 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45112773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45112723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7518793 + ... + 7518798.

It is an arithmetic number, because the mean of its divisors is an integer number (15037592).

Almost surely, 2^45112773 is an apocalyptic number.

It is an amenable number.

45112773 is a deficient number, since it is larger than the sum of its proper divisors (15037595).

45112773 is a wasteful number, since it uses less digits than its factorization.

45112773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15037594.

The product of its digits is 5880, while the sum is 30.

The square root of 45112773 is about 6716.6042759716. The cubic root of 45112773 is about 355.9862096455.

The spelling of 45112773 in words is "forty-five million, one hundred twelve thousand, seven hundred seventy-three".