135165757823 has 2 divisors, whose sum is σ = 135165757824. Its totient is φ = 135165757822.

The previous prime is 135165757781. The next prime is 135165757871. The reversal of 135165757823 is 328757561531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135165757823 - 2⁸ = 135165757567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135165057823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67582878911 + 67582878912.

It is an arithmetic number, because the mean of its divisors is an integer number (67582878912).

Almost surely, 2^135165757823 is an apocalyptic number.

135165757823 is a deficient number, since it is larger than the sum of its proper divisors (1).

135165757823 is an equidigital number, since it uses as much as digits as its factorization.

135165757823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5292000, while the sum is 53.

The spelling of 135165757823 in words is "one hundred thirty-five billion, one hundred sixty-five million, seven hundred fifty-seven thousand, eight hundred twenty-three".