126326242433 has 2 divisors, whose sum is σ = 126326242434. Its totient is φ = 126326242432.

The previous prime is 126326242423. The next prime is 126326242439. The reversal of 126326242433 is 334242623621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98136839824 + 28189402609 = 313268^2 + 167897^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126326242433 is a prime.

It is not a weakly prime, because it can be changed into another prime (126326242439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63163121216 + 63163121217.

It is an arithmetic number, because the mean of its divisors is an integer number (63163121217).

Almost surely, 2^126326242433 is an apocalyptic number.

It is an amenable number.

126326242433 is a deficient number, since it is larger than the sum of its proper divisors (1).

126326242433 is an equidigital number, since it uses as much as digits as its factorization.

126326242433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 38.

The spelling of 126326242433 in words is "one hundred twenty-six billion, three hundred twenty-six million, two hundred forty-two thousand, four hundred thirty-three".