4434223123 has 4 divisors (see below), whose sum is σ = 4837334328. Its totient is φ = 4031111920.

The previous prime is 4434223121. The next prime is 4434223141. The reversal of 4434223123 is 3213224344.

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

It is not a de Polignac number, because 4434223123 - 2¹ = 4434223121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4434223091 and 4434223100.

It is not an unprimeable number, because it can be changed into a prime (4434223121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201555586 + ... + 201555607.

It is an arithmetic number, because the mean of its divisors is an integer number (1209333582).

Almost surely, 2^4434223123 is an apocalyptic number.

4434223123 is a deficient number, since it is larger than the sum of its proper divisors (403111205).

4434223123 is a wasteful number, since it uses less digits than its factorization.

4434223123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403111204.

The product of its digits is 13824, while the sum is 28.

The square root of 4434223123 is about 66589.9626295135. The cubic root of 4434223123 is about 1642.8800181130.

Adding to 4434223123 its reverse (3213224344), we get a palindrome (7647447467).

The spelling of 4434223123 in words is "four billion, four hundred thirty-four million, two hundred twenty-three thousand, one hundred twenty-three".