12113432441 has 8 divisors (see below), whose sum is σ = 13215451968. Its totient is φ = 11011546000.

The previous prime is 12113432413. The next prime is 12113432449. The reversal of 12113432441 is 14423431121.

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

It is a cyclic number.

It is not a de Polignac number, because 12113432441 - 2¹⁴ = 12113416057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12113432441.

It is not an unprimeable number, because it can be changed into a prime (12113432449) 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, 322556 + ... + 358146.

It is an arithmetic number, because the mean of its divisors is an integer number (1651931496).

Almost surely, 2^12113432441 is an apocalyptic number.

12113432441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12113432441 is a deficient number, since it is larger than the sum of its proper divisors (1102019527).

12113432441 is a wasteful number, since it uses less digits than its factorization.

12113432441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66543.

The product of its digits is 2304, while the sum is 26.

Adding to 12113432441 its reverse (14423431121), we get a palindrome (26536863562).

The spelling of 12113432441 in words is "twelve billion, one hundred thirteen million, four hundred thirty-two thousand, four hundred forty-one".