135006841513 has 4 divisors (see below), whose sum is σ = 138299691348. Its totient is φ = 131713991680.

The previous prime is 135006841511. The next prime is 135006841531. The reversal of 135006841513 is 315148600531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26296838569 + 108710002944 = 162163^2 + 329712^2 .

It is a cyclic number.

It is not a de Polignac number, because 135006841513 - 2¹ = 135006841511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135006841511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1646424856 + ... + 1646424937.

It is an arithmetic number, because the mean of its divisors is an integer number (34574922837).

Almost surely, 2^135006841513 is an apocalyptic number.

It is an amenable number.

135006841513 is a deficient number, since it is larger than the sum of its proper divisors (3292849835).

135006841513 is an equidigital number, since it uses as much as digits as its factorization.

135006841513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3292849834.

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 135006841513 in words is "one hundred thirty-five billion, six million, eight hundred forty-one thousand, five hundred thirteen".