404002103 has 6 divisors (see below), whose sum is σ = 418414464. Its totient is φ = 390070184.

The previous prime is 404002099. The next prime is 404002169. The reversal of 404002103 is 301200404.

It is not a de Polignac number, because 404002103 - 2² = 404002099 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 (404002903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 239351 + ... + 241032.

It is an arithmetic number, because the mean of its divisors is an integer number (69735744).

Almost surely, 2^404002103 is an apocalyptic number.

404002103 is a deficient number, since it is larger than the sum of its proper divisors (14412361).

404002103 is an equidigital number, since it uses as much as digits as its factorization.

404002103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480441 (or 480412 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 404002103 is about 20099.8035562540. The cubic root of 404002103 is about 739.2554618849.

Adding to 404002103 its reverse (301200404), we get a palindrome (705202507).

The spelling of 404002103 in words is "four hundred four million, two thousand, one hundred three".