4545243 has 6 divisors (see below), whose sum is σ = 6565364. Its totient is φ = 3030156.

The previous prime is 4545241. The next prime is 4545259. The reversal of 4545243 is 3425454.

It is not a de Polignac number, because 4545243 - 2¹ = 4545241 is a prime.

It is a d-powerful number, because it can be written as 4⁶ + 5 + 4⁹ + 5⁷ + 2³ + 4¹¹ + 3⁸ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4545241) 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 5 ways as a sum of consecutive naturals, for example, 252505 + ... + 252522.

Almost surely, 2^4545243 is an apocalyptic number.

4545243 is a deficient number, since it is larger than the sum of its proper divisors (2020121).

4545243 is a wasteful number, since it uses less digits than its factorization.

4545243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505033 (or 505030 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 4545243 is about 2131.9575511722. The cubic root of 4545243 is about 165.6478114065.

The spelling of 4545243 in words is "four million, five hundred forty-five thousand, two hundred forty-three".