441485143 has 4 divisors (see below), whose sum is σ = 481620168. Its totient is φ = 401350120.

The previous prime is 441485131. The next prime is 441485153. The reversal of 441485143 is 341584144.

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

It is a cyclic number.

It is not a de Polignac number, because 441485143 - 2⁵ = 441485111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 441485099 and 441485108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441485153) 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, 20067496 + ... + 20067517.

It is an arithmetic number, because the mean of its divisors is an integer number (120405042).

Almost surely, 2^441485143 is an apocalyptic number.

441485143 is a deficient number, since it is larger than the sum of its proper divisors (40135025).

441485143 is a wasteful number, since it uses less digits than its factorization.

441485143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40135024.

The product of its digits is 30720, while the sum is 34.

The square root of 441485143 is about 21011.5478487426. The cubic root of 441485143 is about 761.4452778469.

Subtracting from 441485143 its reverse (341584144), we obtain a palindrome (99900999).

It can be divided in two parts, 441 and 485143, that added together give a palindrome (485584).

The spelling of 441485143 in words is "four hundred forty-one million, four hundred eighty-five thousand, one hundred forty-three".