12404324011 has 4 divisors (see below), whose sum is σ = 12416474224. Its totient is φ = 12392173800.

The previous prime is 12404323951. The next prime is 12404324029. The reversal of 12404324011 is 11042340421.

It is a happy number.

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 12404324011 - 2²³ = 12395935403 is a prime.

It is a super-2 number, since 2×12404324011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12404324041) 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, 6073575 + ... + 6075616.

It is an arithmetic number, because the mean of its divisors is an integer number (3104118556).

Almost surely, 2^12404324011 is an apocalyptic number.

12404324011 is a deficient number, since it is larger than the sum of its proper divisors (12150213).

12404324011 is a wasteful number, since it uses less digits than its factorization.

12404324011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12150212.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 12404324011 its reverse (11042340421), we get a palindrome (23446664432).

The spelling of 12404324011 in words is "twelve billion, four hundred four million, three hundred twenty-four thousand, eleven".