4423123241 has 4 divisors (see below), whose sum is σ = 4446041172. Its totient is φ = 4400205312.

The previous prime is 4423123231. The next prime is 4423123247. The reversal of 4423123241 is 1423213244.

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 1431033241 + 2992090000 = 37829^2 + 54700^2 .

It is a cyclic number.

It is not a de Polignac number, because 4423123241 - 2²² = 4418928937 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4423123241.

It is not an unprimeable number, because it can be changed into a prime (4423123247) 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 3 ways as a sum of consecutive naturals, for example, 11458676 + ... + 11459061.

It is an arithmetic number, because the mean of its divisors is an integer number (1111510293).

Almost surely, 2^4423123241 is an apocalyptic number.

It is an amenable number.

4423123241 is a deficient number, since it is larger than the sum of its proper divisors (22917931).

4423123241 is a wasteful number, since it uses less digits than its factorization.

4423123241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22917930.

The product of its digits is 4608, while the sum is 26.

The square root of 4423123241 is about 66506.5653977109. The cubic root of 4423123241 is about 1641.5080369605.

Adding to 4423123241 its reverse (1423213244), we get a palindrome (5846336485).

The spelling of 4423123241 in words is "four billion, four hundred twenty-three million, one hundred twenty-three thousand, two hundred forty-one".