423043111441 has 4 divisors (see below), whose sum is σ = 423372842352. Its totient is φ = 422713380532.

The previous prime is 423043111433. The next prime is 423043111489. The reversal of 423043111441 is 144111340324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 423043111441 - 2³ = 423043111433 is a prime.

It is a super-3 number, since 3×423043111441³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423043112441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164863531 + ... + 164866096.

It is an arithmetic number, because the mean of its divisors is an integer number (105843210588).

Almost surely, 2^423043111441 is an apocalyptic number.

It is an amenable number.

423043111441 is a deficient number, since it is larger than the sum of its proper divisors (329730911).

423043111441 is a wasteful number, since it uses less digits than its factorization.

423043111441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329730910.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 423043111441 its reverse (144111340324), we get a palindrome (567154451765).

The spelling of 423043111441 in words is "four hundred twenty-three billion, forty-three million, one hundred eleven thousand, four hundred forty-one".