452641543 has 4 divisors (see below), whose sum is σ = 459016848. Its totient is φ = 446266240.

The previous prime is 452641531. The next prime is 452641573. The reversal of 452641543 is 345146254.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-452641543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 452641499 and 452641508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452641513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3187546 + ... + 3187687.

It is an arithmetic number, because the mean of its divisors is an integer number (114754212).

Almost surely, 2^452641543 is an apocalyptic number.

452641543 is a deficient number, since it is larger than the sum of its proper divisors (6375305).

452641543 is an equidigital number, since it uses as much as digits as its factorization.

452641543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6375304.

The product of its digits is 57600, while the sum is 34.

The square root of 452641543 is about 21275.3740977685. The cubic root of 452641543 is about 767.8059445102.

Adding to 452641543 its reverse (345146254), we get a palindrome (797787797).

The spelling of 452641543 in words is "four hundred fifty-two million, six hundred forty-one thousand, five hundred forty-three".