135251622256087 has 2 divisors, whose sum is σ = 135251622256088. Its totient is φ = 135251622256086.

The previous prime is 135251622256061. The next prime is 135251622256117. The reversal of 135251622256087 is 780652226152531.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135251622256087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135251622226087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67625811128043 + 67625811128044.

It is an arithmetic number, because the mean of its divisors is an integer number (67625811128044).

Almost surely, 2^{135251622256087} is an apocalyptic number.

135251622256087 is a deficient number, since it is larger than the sum of its proper divisors (1).

135251622256087 is an equidigital number, since it uses as much as digits as its factorization.

135251622256087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096000, while the sum is 55.

The spelling of 135251622256087 in words is "one hundred thirty-five trillion, two hundred fifty-one billion, six hundred twenty-two million, two hundred fifty-six thousand, eighty-seven".