4125435543 has 24 divisors (see below), whose sum is σ = 6543181008. Its totient is φ = 2588505984.

The previous prime is 4125435529. The next prime is 4125435547. The reversal of 4125435543 is 3455345214.

4125435543 is a `hidden beast` number, since 41 + 25 + 43 + 554 + 3 = 666.

It is not a de Polignac number, because 4125435543 - 2¹⁰ = 4125434519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4125435498 and 4125435507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4125435547) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 495196 + ... + 503457.

It is an arithmetic number, because the mean of its divisors is an integer number (272632542).

Almost surely, 2^4125435543 is an apocalyptic number.

4125435543 is a deficient number, since it is larger than the sum of its proper divisors (2417745465).

4125435543 is an equidigital number, since it uses as much as digits as its factorization.

4125435543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998685 (or 998673 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 4125435543 is about 64229.5535014840. The cubic root of 4125435543 is about 1603.8236082286.

The spelling of 4125435543 in words is "four billion, one hundred twenty-five million, four hundred thirty-five thousand, five hundred forty-three".