128575237911559 has 2 divisors, whose sum is σ = 128575237911560. Its totient is φ = 128575237911558.

The previous prime is 128575237911401. The next prime is 128575237911569. The reversal of 128575237911559 is 955119732575821.

It is a strong prime.

It is an emirp because it is prime and its reverse (955119732575821) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 128575237911559 - 2³¹ = 128573090427911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (128575237911569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64287618955779 + 64287618955780.

It is an arithmetic number, because the mean of its divisors is an integer number (64287618955780).

Almost surely, 2^{128575237911559} is an apocalyptic number.

128575237911559 is a deficient number, since it is larger than the sum of its proper divisors (1).

128575237911559 is an equidigital number, since it uses as much as digits as its factorization.

128575237911559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 238140000, while the sum is 70.

The spelling of 128575237911559 in words is "one hundred twenty-eight trillion, five hundred seventy-five billion, two hundred thirty-seven million, nine hundred eleven thousand, five hundred fifty-nine".