4025120243 has 16 divisors (see below), whose sum is σ = 4359368160. Its totient is φ = 3702452736.

The previous prime is 4025120237. The next prime is 4025120251. The reversal of 4025120243 is 3420215204.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4025120243 - 2⁶ = 4025120179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4025120213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161921 + ... + 185117.

It is an arithmetic number, because the mean of its divisors is an integer number (272460510).

Almost surely, 2^4025120243 is an apocalyptic number.

4025120243 is a deficient number, since it is larger than the sum of its proper divisors (334247917).

4025120243 is a wasteful number, since it uses less digits than its factorization.

4025120243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23446.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 4025120243 is about 63443.8353427660. The cubic root of 4025120243 is about 1590.7171116205.

Adding to 4025120243 its reverse (3420215204), we get a palindrome (7445335447).

The spelling of 4025120243 in words is "four billion, twenty-five million, one hundred twenty thousand, two hundred forty-three".