12113306406 has 32 divisors (see below), whose sum is σ = 27320234880. Its totient is φ = 3977502408.

The previous prime is 12113306399. The next prime is 12113306407. The reversal of 12113306406 is 60460331121.

12113306406 is a `hidden beast` number, since 1 + 2 + 1 + 13 + 3 + 0 + 640 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 12113306406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12113306407) 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 15 ways as a sum of consecutive naturals, for example, 1670416 + ... + 1677651.

It is an arithmetic number, because the mean of its divisors is an integer number (853757340).

Almost surely, 2^12113306406 is an apocalyptic number.

12113306406 is an abundant number, since it is smaller than the sum of its proper divisors (15206928474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12113306406 is a wasteful number, since it uses less digits than its factorization.

12113306406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3348145 (or 3348139 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 12113306406 its reverse (60460331121), we get a palindrome (72573637527).

The spelling of 12113306406 in words is "twelve billion, one hundred thirteen million, three hundred six thousand, four hundred six".