126301550393 has 2 divisors, whose sum is σ = 126301550394. Its totient is φ = 126301550392.

The previous prime is 126301550381. The next prime is 126301550443. The reversal of 126301550393 is 393055103621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67343883049 + 58957667344 = 259507^2 + 242812^2 .

It is a cyclic number.

It is not a de Polignac number, because 126301550393 - 2⁴ = 126301550377 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (126301550293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63150775196 + 63150775197.

It is an arithmetic number, because the mean of its divisors is an integer number (63150775197).

Almost surely, 2^126301550393 is an apocalyptic number.

It is an amenable number.

126301550393 is a deficient number, since it is larger than the sum of its proper divisors (1).

126301550393 is an equidigital number, since it uses as much as digits as its factorization.

126301550393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72900, while the sum is 38.

The spelling of 126301550393 in words is "one hundred twenty-six billion, three hundred one million, five hundred fifty thousand, three hundred ninety-three".