4320123433 has 4 divisors (see below), whose sum is σ = 4349117700. Its totient is φ = 4291129168.

The previous prime is 4320123427. The next prime is 4320123443. The reversal of 4320123433 is 3343210234.

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

It can be written as a sum of positive squares in 2 ways, for example, as 131056704 + 4189066729 = 11448^2 + 64723^2 .

It is a cyclic number.

It is not a de Polignac number, because 4320123433 - 2⁹ = 4320122921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4320123398 and 4320123407.

It is not an unprimeable number, because it can be changed into a prime (4320123443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14496910 + ... + 14497207.

It is an arithmetic number, because the mean of its divisors is an integer number (1087279425).

Almost surely, 2^4320123433 is an apocalyptic number.

It is an amenable number.

4320123433 is a deficient number, since it is larger than the sum of its proper divisors (28994267).

4320123433 is a wasteful number, since it uses less digits than its factorization.

4320123433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28994266.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 4320123433 is about 65727.6458805577. The cubic root of 4320123433 is about 1628.6660813235. Note that the first 3 decimals are identical.

Adding to 4320123433 its reverse (3343210234), we get a palindrome (7663333667).

The spelling of 4320123433 in words is "four billion, three hundred twenty million, one hundred twenty-three thousand, four hundred thirty-three".