404004011115403 has 8 divisors (see below), whose sum is σ = 404048353417280. Its totient is φ = 403959669721920.

The previous prime is 404004011115379. The next prime is 404004011115413. The reversal of 404004011115403 is 304511110400404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-404004011115403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404004011115413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1265203918 + ... + 1265523196.

It is an arithmetic number, because the mean of its divisors is an integer number (50506044177160).

Almost surely, 2^{404004011115403} is an apocalyptic number.

404004011115403 is a deficient number, since it is larger than the sum of its proper divisors (44342301877).

404004011115403 is a wasteful number, since it uses less digits than its factorization.

404004011115403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454197.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 404004011115403 its reverse (304511110400404), we get a palindrome (708515121515807).

The spelling of 404004011115403 in words is "four hundred four trillion, four billion, eleven million, one hundred fifteen thousand, four hundred three".