12436331053 has 4 divisors (see below), whose sum is σ = 12454540128. Its totient is φ = 12418121980.

The previous prime is 12436330999. The next prime is 12436331057. The reversal of 12436331053 is 35013363421.

12436331053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12436331053 - 2⁹ = 12436330541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12436331057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9103513 + ... + 9104878.

It is an arithmetic number, because the mean of its divisors is an integer number (3113635032).

Almost surely, 2^12436331053 is an apocalyptic number.

It is an amenable number.

12436331053 is a deficient number, since it is larger than the sum of its proper divisors (18209075).

12436331053 is an equidigital number, since it uses as much as digits as its factorization.

12436331053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18209074.

The product of its (nonzero) digits is 19440, while the sum is 31.

Adding to 12436331053 its reverse (35013363421), we get a palindrome (47449694474).

The spelling of 12436331053 in words is "twelve billion, four hundred thirty-six million, three hundred thirty-one thousand, fifty-three".