404124411 has 4 divisors (see below), whose sum is σ = 538832552. Its totient is φ = 269416272.

The previous prime is 404124361. The next prime is 404124431. The reversal of 404124411 is 114421404.

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

It is not a de Polignac number, because 404124411 - 2¹⁰ = 404123387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404124431) 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, 67354066 + ... + 67354071.

It is an arithmetic number, because the mean of its divisors is an integer number (134708138).

Almost surely, 2^404124411 is an apocalyptic number.

404124411 is a deficient number, since it is larger than the sum of its proper divisors (134708141).

404124411 is a wasteful number, since it uses less digits than its factorization.

404124411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134708140.

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 404124411 is about 20102.8458433128. The cubic root of 404124411 is about 739.3300553368.

Adding to 404124411 its reverse (114421404), we get a palindrome (518545815).

The spelling of 404124411 in words is "four hundred four million, one hundred twenty-four thousand, four hundred eleven".