135239320759 has 2 divisors, whose sum is σ = 135239320760. Its totient is φ = 135239320758.

The previous prime is 135239320757. The next prime is 135239320813. The reversal of 135239320759 is 957023932531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135239320759 - 2¹ = 135239320757 is a prime.

Together with 135239320757, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135239320757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67619660379 + 67619660380.

It is an arithmetic number, because the mean of its divisors is an integer number (67619660380).

Almost surely, 2^135239320759 is an apocalyptic number.

135239320759 is a deficient number, since it is larger than the sum of its proper divisors (1).

135239320759 is an equidigital number, since it uses as much as digits as its factorization.

135239320759 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1530900, while the sum is 49.

The spelling of 135239320759 in words is "one hundred thirty-five billion, two hundred thirty-nine million, three hundred twenty thousand, seven hundred fifty-nine".