135354523623959 has 2 divisors, whose sum is σ = 135354523623960. Its totient is φ = 135354523623958.

The previous prime is 135354523623863. The next prime is 135354523624037. The reversal of 135354523623959 is 959326325453531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135354523623959 - 2³² = 135350228656663 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135354523623895 and 135354523623904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135354523623359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67677261811979 + 67677261811980.

It is an arithmetic number, because the mean of its divisors is an integer number (67677261811980).

Almost surely, 2^{135354523623959} is an apocalyptic number.

135354523623959 is a deficient number, since it is larger than the sum of its proper divisors (1).

135354523623959 is an equidigital number, since it uses as much as digits as its factorization.

135354523623959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 393660000, while the sum is 65.

The spelling of 135354523623959 in words is "one hundred thirty-five trillion, three hundred fifty-four billion, five hundred twenty-three million, six hundred twenty-three thousand, nine hundred fifty-nine".