135345510613 has 4 divisors (see below), whose sum is σ = 142468958560. Its totient is φ = 128222062668.

The previous prime is 135345510607. The next prime is 135345510631. The reversal of 135345510613 is 316015543531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 316015543531 = 17359 ⋅18204709.

It is a cyclic number.

It is not a de Polignac number, because 135345510613 - 2⁵ = 135345510581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135345510673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3561723945 + ... + 3561723982.

It is an arithmetic number, because the mean of its divisors is an integer number (35617239640).

Almost surely, 2^135345510613 is an apocalyptic number.

It is an amenable number.

135345510613 is a deficient number, since it is larger than the sum of its proper divisors (7123447947).

135345510613 is an equidigital number, since it uses as much as digits as its factorization.

135345510613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7123447946.

The product of its (nonzero) digits is 81000, while the sum is 37.

The spelling of 135345510613 in words is "one hundred thirty-five billion, three hundred forty-five million, five hundred ten thousand, six hundred thirteen".