441404123 has 4 divisors (see below), whose sum is σ = 441519360. Its totient is φ = 441288888.

The previous prime is 441404083. The next prime is 441404147. The reversal of 441404123 is 321404144.

It is a happy number.

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 441404123 - 2¹² = 441400027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (441404023) 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, 51668 + ... + 59601.

It is an arithmetic number, because the mean of its divisors is an integer number (110379840).

Almost surely, 2^441404123 is an apocalyptic number.

441404123 is a deficient number, since it is larger than the sum of its proper divisors (115237).

441404123 is a wasteful number, since it uses less digits than its factorization.

441404123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115236.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 441404123 is about 21009.6197728564. The cubic root of 441404123 is about 761.3986956296.

Adding to 441404123 its reverse (321404144), we get a palindrome (762808267).

The spelling of 441404123 in words is "four hundred forty-one million, four hundred four thousand, one hundred twenty-three".