135733915769 has 2 divisors, whose sum is σ = 135733915770. Its totient is φ = 135733915768.

The previous prime is 135733915747. The next prime is 135733915831. The reversal of 135733915769 is 967519337531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135733296400 + 619369 = 368420^2 + 787^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135733915769 is a prime.

It is a super-2 number, since 2×135733915769² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (135733915729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67866957884 + 67866957885.

It is an arithmetic number, because the mean of its divisors is an integer number (67866957885).

Almost surely, 2^135733915769 is an apocalyptic number.

It is an amenable number.

135733915769 is a deficient number, since it is larger than the sum of its proper divisors (1).

135733915769 is an equidigital number, since it uses as much as digits as its factorization.

135733915769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16074450, while the sum is 59.

The spelling of 135733915769 in words is "one hundred thirty-five billion, seven hundred thirty-three million, nine hundred fifteen thousand, seven hundred sixty-nine".