404240223103 has 4 divisors (see below), whose sum is σ = 413641158568. Its totient is φ = 394839287640.

The previous prime is 404240223077. The next prime is 404240223109. The reversal of 404240223103 is 301322042404.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-404240223103 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 (404240223109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4700467668 + ... + 4700467753.

It is an arithmetic number, because the mean of its divisors is an integer number (103410289642).

Almost surely, 2^404240223103 is an apocalyptic number.

404240223103 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

404240223103 is a deficient number, since it is larger than the sum of its proper divisors (9400935465).

404240223103 is an equidigital number, since it uses as much as digits as its factorization.

404240223103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9400935464.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 404240223103 its reverse (301322042404), we get a palindrome (705562265507).

The spelling of 404240223103 in words is "four hundred four billion, two hundred forty million, two hundred twenty-three thousand, one hundred three".