4320450123 has 16 divisors (see below), whose sum is σ = 6298064256. Its totient is φ = 2612715840.

The previous prime is 4320450107. The next prime is 4320450133. The reversal of 4320450123 is 3210540234.

It is not a de Polignac number, because 4320450123 - 2⁴ = 4320450107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4320450093 and 4320450102.

It is not an unprimeable number, because it can be changed into a prime (4320450133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128161 + ... + 158322.

It is an arithmetic number, because the mean of its divisors is an integer number (393629016).

Almost surely, 2^4320450123 is an apocalyptic number.

4320450123 is a deficient number, since it is larger than the sum of its proper divisors (1977614133).

4320450123 is a wasteful number, since it uses less digits than its factorization.

4320450123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286954.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 4320450123 is about 65730.1310131054. The cubic root of 4320450123 is about 1628.7071338165.

Adding to 4320450123 its reverse (3210540234), we get a palindrome (7530990357).

The spelling of 4320450123 in words is "four billion, three hundred twenty million, four hundred fifty thousand, one hundred twenty-three".