125536663330439 has 2 divisors, whose sum is σ = 125536663330440. Its totient is φ = 125536663330438.

The previous prime is 125536663330417. The next prime is 125536663330483. The reversal of 125536663330439 is 934033366635521.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125536663330439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125536663333439) 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, 62768331665219 + 62768331665220.

It is an arithmetic number, because the mean of its divisors is an integer number (62768331665220).

Almost surely, 2^{125536663330439} is an apocalyptic number.

125536663330439 is a deficient number, since it is larger than the sum of its proper divisors (1).

125536663330439 is an equidigital number, since it uses as much as digits as its factorization.

125536663330439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94478400, while the sum is 59.

The spelling of 125536663330439 in words is "one hundred twenty-five trillion, five hundred thirty-six billion, six hundred sixty-three million, three hundred thirty thousand, four hundred thirty-nine".