135240035005 has 16 divisors (see below), whose sum is σ = 163987218864. Its totient is φ = 107059599360.

The previous prime is 135240034981. The next prime is 135240035059. The reversal of 135240035005 is 500530042531.

It can be written as a sum of positive squares in 8 ways, for example, as 4510062649 + 130729972356 = 67157^2 + 361566^2 .

It is not a de Polignac number, because 135240035005 - 2⁵ = 135240034973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3654495 + ... + 3691315.

It is an arithmetic number, because the mean of its divisors is an integer number (10249201179).

Almost surely, 2^135240035005 is an apocalyptic number.

It is an amenable number.

135240035005 is a deficient number, since it is larger than the sum of its proper divisors (28747183859).

135240035005 is an equidigital number, since it uses as much as digits as its factorization.

135240035005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44496.

The product of its (nonzero) digits is 9000, while the sum is 28.

Adding to 135240035005 its reverse (500530042531), we get a palindrome (635770077536).

The spelling of 135240035005 in words is "one hundred thirty-five billion, two hundred forty million, thirty-five thousand, five".