45543303 has 36 divisors (see below), whose sum is σ = 73939320. Its totient is φ = 28001376.

The previous prime is 45543301. The next prime is 45543319. The reversal of 45543303 is 30334554.

It is a happy number.

It is not a de Polignac number, because 45543303 - 2¹ = 45543301 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45543301) 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 35 ways as a sum of consecutive naturals, for example, 40513 + ... + 41621.

It is an arithmetic number, because the mean of its divisors is an integer number (2053870).

Almost surely, 2^45543303 is an apocalyptic number.

45543303 is a deficient number, since it is larger than the sum of its proper divisors (28396017).

45543303 is a wasteful number, since it uses less digits than its factorization.

45543303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150 (or 1125 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 45543303 is about 6748.5778501844. The cubic root of 45543303 is about 357.1150677730.

Adding to 45543303 its reverse (30334554), we get a palindrome (75877857).

The spelling of 45543303 in words is "forty-five million, five hundred forty-three thousand, three hundred three".