4543454042 has 8 divisors (see below), whose sum is σ = 6820803156. Its totient is φ = 2269852992.

The previous prime is 4543454039. The next prime is 4543454053. The reversal of 4543454042 is 2404543454.

It can be written as a sum of positive squares in 2 ways, for example, as 4541546881 + 1907161 = 67391^2 + 1381^2 .

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

It is a super-2 number, since 2×4543454042² = 41285949263532275528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4543453993 and 4543454011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 933983 + ... + 938834.

Almost surely, 2^4543454042 is an apocalyptic number.

4543454042 is a deficient number, since it is larger than the sum of its proper divisors (2277349114).

4543454042 is a wasteful number, since it uses less digits than its factorization.

4543454042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1874032.

The product of its (nonzero) digits is 153600, while the sum is 35.

The square root of 4543454042 is about 67405.1484828867. The cubic root of 4543454042 is about 1656.2607616493.

Adding to 4543454042 its reverse (2404543454), we get a palindrome (6947997496).

The spelling of 4543454042 in words is "four billion, five hundred forty-three million, four hundred fifty-four thousand, forty-two".