12113456005 has 16 divisors (see below), whose sum is σ = 16614581760. Its totient is φ = 8305448832.

The previous prime is 12113455987. The next prime is 12113456009. The reversal of 12113456005 is 50065431121.

It is a cyclic number.

It is not a de Polignac number, because 12113456005 - 2⁵ = 12113455973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12113456009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 495172 + ... + 519058.

It is an arithmetic number, because the mean of its divisors is an integer number (1038411360).

Almost surely, 2^12113456005 is an apocalyptic number.

It is an amenable number.

12113456005 is a deficient number, since it is larger than the sum of its proper divisors (4501125755).

12113456005 is a wasteful number, since it uses less digits than its factorization.

12113456005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38388.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 12113456005 its reverse (50065431121), we get a palindrome (62178887126).

The spelling of 12113456005 in words is "twelve billion, one hundred thirteen million, four hundred fifty-six thousand, five".