11404203411 has 4 divisors (see below), whose sum is σ = 15205604552. Its totient is φ = 7602802272.

The previous prime is 11404203409. The next prime is 11404203439. The reversal of 11404203411 is 11430240411.

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

It is not a de Polignac number, because 11404203411 - 2¹ = 11404203409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11404203491) 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, 1900700566 + ... + 1900700571.

It is an arithmetic number, because the mean of its divisors is an integer number (3801401138).

Almost surely, 2^11404203411 is an apocalyptic number.

11404203411 is a deficient number, since it is larger than the sum of its proper divisors (3801401141).

11404203411 is an equidigital number, since it uses as much as digits as its factorization.

11404203411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3801401140.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11404203411 its reverse (11430240411), we get a palindrome (22834443822).

The spelling of 11404203411 in words is "eleven billion, four hundred four million, two hundred three thousand, four hundred eleven".