404043103 has 4 divisors (see below), whose sum is σ = 404525520. Its totient is φ = 403560688.

The previous prime is 404043049. The next prime is 404043137. The reversal of 404043103 is 301340404.

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 404043103 - 2⁹ = 404042591 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 (404043173) 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, 239950 + ... + 241627.

It is an arithmetic number, because the mean of its divisors is an integer number (101131380).

Almost surely, 2^404043103 is an apocalyptic number.

404043103 is a deficient number, since it is larger than the sum of its proper divisors (482417).

404043103 is an equidigital number, since it uses as much as digits as its factorization.

404043103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482416.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 404043103 is about 20100.8234408444. The cubic root of 404043103 is about 739.2804687256.

Adding to 404043103 its reverse (301340404), we get a palindrome (705383507).

The spelling of 404043103 in words is "four hundred four million, forty-three thousand, one hundred three".