4452142543 has 4 divisors (see below), whose sum is σ = 4514848848. Its totient is φ = 4389436240.

The previous prime is 4452142511. The next prime is 4452142559. The reversal of 4452142543 is 3452412544.

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

It is a cyclic number.

It is not a de Polignac number, because 4452142543 - 2⁵ = 4452142511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4452142499 and 4452142508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4452142573) 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, 31353046 + ... + 31353187.

It is an arithmetic number, because the mean of its divisors is an integer number (1128712212).

Almost surely, 2^4452142543 is an apocalyptic number.

4452142543 is a deficient number, since it is larger than the sum of its proper divisors (62706305).

4452142543 is an equidigital number, since it uses as much as digits as its factorization.

4452142543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62706304.

The product of its digits is 76800, while the sum is 34.

The square root of 4452142543 is about 66724.3774268445. The cubic root of 4452142543 is about 1645.0900925335.

The spelling of 4452142543 in words is "four billion, four hundred fifty-two million, one hundred forty-two thousand, five hundred forty-three".