13135365609 has 8 divisors (see below), whose sum is σ = 17517366720. Its totient is φ = 8755137456.

The previous prime is 13135365599. The next prime is 13135365613. The reversal of 13135365609 is 90656353131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13135365609 - 2¹² = 13135361513 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13135365109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 425854 + ... + 455655.

It is an arithmetic number, because the mean of its divisors is an integer number (2189670840).

Almost surely, 2^13135365609 is an apocalyptic number.

It is an amenable number.

13135365609 is a deficient number, since it is larger than the sum of its proper divisors (4382001111).

13135365609 is an equidigital number, since it uses as much as digits as its factorization.

13135365609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886479.

The product of its (nonzero) digits is 218700, while the sum is 42.

The spelling of 13135365609 in words is "thirteen billion, one hundred thirty-five million, three hundred sixty-five thousand, six hundred nine".