4045534243 has 8 divisors (see below), whose sum is σ = 4137894000. Its totient is φ = 3953967648.

The previous prime is 4045534223. The next prime is 4045534253. The reversal of 4045534243 is 3424355404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4045534243 - 2⁹ = 4045533731 is a prime.

It is a super-2 number, since 2×4045534243² = 32732694622571166098, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4045534199 and 4045534208.

It is not an unprimeable number, because it can be changed into a prime (4045534223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187968 + ... + 208381.

It is an arithmetic number, because the mean of its divisors is an integer number (517236750).

Almost surely, 2^4045534243 is an apocalyptic number.

4045534243 is a deficient number, since it is larger than the sum of its proper divisors (92359757).

4045534243 is a wasteful number, since it uses less digits than its factorization.

4045534243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396581.

The product of its (nonzero) digits is 115200, while the sum is 34.

The square root of 4045534243 is about 63604.5143287802. The cubic root of 4045534243 is about 1593.4017648531.

Adding to 4045534243 its reverse (3424355404), we get a palindrome (7469889647).

The spelling of 4045534243 in words is "four billion, forty-five million, five hundred thirty-four thousand, two hundred forty-three".