404323443103 has 16 divisors (see below), whose sum is σ = 427763589120. Its totient is φ = 381592411200.

The previous prime is 404323443091. The next prime is 404323443109. The reversal of 404323443103 is 301344323404.

It is a cyclic number.

It is not a de Polignac number, because 404323443103 - 2¹⁷ = 404323312031 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404323443109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84363 + ... + 903196.

It is an arithmetic number, because the mean of its divisors is an integer number (26735224320).

Almost surely, 2^404323443103 is an apocalyptic number.

404323443103 is a deficient number, since it is larger than the sum of its proper divisors (23440146017).

404323443103 is a wasteful number, since it uses less digits than its factorization.

404323443103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987918.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 404323443103 its reverse (301344323404), we get a palindrome (705667766507).

The spelling of 404323443103 in words is "four hundred four billion, three hundred twenty-three million, four hundred forty-three thousand, one hundred three".