135959757757 has 2 divisors, whose sum is σ = 135959757758. Its totient is φ = 135959757756.

The previous prime is 135959757751. The next prime is 135959757827. The reversal of 135959757757 is 757757959531.

It is an a-pointer prime, because the next prime (135959757827) can be obtained adding 135959757757 to its sum of digits (70).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134766815236 + 1192942521 = 367106^2 + 34539^2 .

It is a cyclic number.

It is not a de Polignac number, because 135959757757 - 2¹¹ = 135959755709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135959757751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67979878878 + 67979878879.

It is an arithmetic number, because the mean of its divisors is an integer number (67979878879).

Almost surely, 2^135959757757 is an apocalyptic number.

It is an amenable number.

135959757757 is a deficient number, since it is larger than the sum of its proper divisors (1).

135959757757 is an equidigital number, since it uses as much as digits as its factorization.

135959757757 is an evil number, because the sum of its binary digits is even.

The product of its digits is 364651875, while the sum is 70.

The spelling of 135959757757 in words is "one hundred thirty-five billion, nine hundred fifty-nine million, seven hundred fifty-seven thousand, seven hundred fifty-seven".