135768753061 has 2 divisors, whose sum is σ = 135768753062. Its totient is φ = 135768753060.

The previous prime is 135768753053. The next prime is 135768753067. The reversal of 135768753061 is 160357867531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135001130625 + 767622436 = 367425^2 + 27706^2 .

It is a cyclic number.

It is not a de Polignac number, because 135768753061 - 2³ = 135768753053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135768753067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67884376530 + 67884376531.

It is an arithmetic number, because the mean of its divisors is an integer number (67884376531).

Almost surely, 2^135768753061 is an apocalyptic number.

It is an amenable number.

135768753061 is a deficient number, since it is larger than the sum of its proper divisors (1).

135768753061 is an equidigital number, since it uses as much as digits as its factorization.

135768753061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3175200, while the sum is 52.

The spelling of 135768753061 in words is "one hundred thirty-five billion, seven hundred sixty-eight million, seven hundred fifty-three thousand, sixty-one".