135354453239 has 2 divisors, whose sum is σ = 135354453240. Its totient is φ = 135354453238.

The previous prime is 135354453209. The next prime is 135354453253. The reversal of 135354453239 is 932354453531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135354453239 is a prime.

It is a super-2 number, since 2×135354453239² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135354453193 and 135354453202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135354453209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67677226619 + 67677226620.

It is an arithmetic number, because the mean of its divisors is an integer number (67677226620).

Almost surely, 2^135354453239 is an apocalyptic number.

135354453239 is a deficient number, since it is larger than the sum of its proper divisors (1).

135354453239 is an equidigital number, since it uses as much as digits as its factorization.

135354453239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2916000, while the sum is 47.

The spelling of 135354453239 in words is "one hundred thirty-five billion, three hundred fifty-four million, four hundred fifty-three thousand, two hundred thirty-nine".