126303028559 has 2 divisors, whose sum is σ = 126303028560. Its totient is φ = 126303028558.

The previous prime is 126303028549. The next prime is 126303028609. The reversal of 126303028559 is 955820303621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126303028559 - 2⁸ = 126303028303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126303028549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63151514279 + 63151514280.

It is an arithmetic number, because the mean of its divisors is an integer number (63151514280).

Almost surely, 2^126303028559 is an apocalyptic number.

126303028559 is a deficient number, since it is larger than the sum of its proper divisors (1).

126303028559 is an equidigital number, since it uses as much as digits as its factorization.

126303028559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 126303028559 in words is "one hundred twenty-six billion, three hundred three million, twenty-eight thousand, five hundred fifty-nine".