423103043441 has 4 divisors (see below), whose sum is σ = 455649431412. Its totient is φ = 390556655472.

The previous prime is 423103043413. The next prime is 423103043443. The reversal of 423103043441 is 144340301324.

It is a happy number.

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 123999058225 + 299103985216 = 352135^2 + 546904^2 .

It is a cyclic number.

It is not a de Polignac number, because 423103043441 - 2¹⁴ = 423103027057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423103043443) 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, 16273193966 + ... + 16273193991.

It is an arithmetic number, because the mean of its divisors is an integer number (113912357853).

Almost surely, 2^423103043441 is an apocalyptic number.

It is an amenable number.

423103043441 is a deficient number, since it is larger than the sum of its proper divisors (32546387971).

423103043441 is a wasteful number, since it uses less digits than its factorization.

423103043441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32546387970.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 423103043441 its reverse (144340301324), we get a palindrome (567443344765).

The spelling of 423103043441 in words is "four hundred twenty-three billion, one hundred three million, forty-three thousand, four hundred forty-one".