441345423 has 4 divisors (see below), whose sum is σ = 588460568. Its totient is φ = 294230280.

The previous prime is 441345409. The next prime is 441345439. The reversal of 441345423 is 324543144.

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

It is not a de Polignac number, because 441345423 - 2⁴ = 441345407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441345473) 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, 73557568 + ... + 73557573.

It is an arithmetic number, because the mean of its divisors is an integer number (147115142).

Almost surely, 2^441345423 is an apocalyptic number.

441345423 is a deficient number, since it is larger than the sum of its proper divisors (147115145).

441345423 is a wasteful number, since it uses less digits than its factorization.

441345423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147115144.

The product of its digits is 23040, while the sum is 30.

The square root of 441345423 is about 21008.2227472959. Note that the first 3 decimals coincide. The cubic root of 441345423 is about 761.3649426713.

Adding to 441345423 its reverse (324543144), we get a palindrome (765888567).

The spelling of 441345423 in words is "four hundred forty-one million, three hundred forty-five thousand, four hundred twenty-three".