12440131063 has 2 divisors, whose sum is σ = 12440131064. Its totient is φ = 12440131062.

The previous prime is 12440131007. The next prime is 12440131069. The reversal of 12440131063 is 36013104421.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12440131063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12440131069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6220065531 + 6220065532.

It is an arithmetic number, because the mean of its divisors is an integer number (6220065532).

Almost surely, 2^12440131063 is an apocalyptic number.

12440131063 is a deficient number, since it is larger than the sum of its proper divisors (1).

12440131063 is an equidigital number, since it uses as much as digits as its factorization.

12440131063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 12440131063 its reverse (36013104421), we get a palindrome (48453235484).

The spelling of 12440131063 in words is "twelve billion, four hundred forty million, one hundred thirty-one thousand, sixty-three".