1288242954259 has 2 divisors, whose sum is σ = 1288242954260. Its totient is φ = 1288242954258.

The previous prime is 1288242954203. The next prime is 1288242954277. The reversal of 1288242954259 is 9524592428821.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1288242954259 - 2²¹ = 1288240857107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1288242954197 and 1288242954206.

It is not a weakly prime, because it can be changed into another prime (1288242957259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 644121477129 + 644121477130.

It is an arithmetic number, because the mean of its divisors is an integer number (644121477130).

Almost surely, 2^{1288242954259} is an apocalyptic number.

1288242954259 is a deficient number, since it is larger than the sum of its proper divisors (1).

1288242954259 is an equidigital number, since it uses as much as digits as its factorization.

1288242954259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33177600, while the sum is 61.

The spelling of 1288242954259 in words is "one trillion, two hundred eighty-eight billion, two hundred forty-two million, nine hundred fifty-four thousand, two hundred fifty-nine".