12437959943 has 2 divisors, whose sum is σ = 12437959944. Its totient is φ = 12437959942.

The previous prime is 12437959939. The next prime is 12437959999. The reversal of 12437959943 is 34995973421.

12437959943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (12437959999) can be obtained adding 12437959943 to its sum of digits (56).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12437959943 - 2² = 12437959939 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12437959913) 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 as a sum of consecutive naturals, namely, 6218979971 + 6218979972.

It is an arithmetic number, because the mean of its divisors is an integer number (6218979972).

Almost surely, 2^12437959943 is an apocalyptic number.

12437959943 is a deficient number, since it is larger than the sum of its proper divisors (1).

12437959943 is an equidigital number, since it uses as much as digits as its factorization.

12437959943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7348320, while the sum is 56.

The spelling of 12437959943 in words is "twelve billion, four hundred thirty-seven million, nine hundred fifty-nine thousand, nine hundred forty-three".