13135011513 has 8 divisors (see below), whose sum is σ = 18860529408. Its totient is φ = 8083083984.

The previous prime is 13135011497. The next prime is 13135011553. The reversal of 13135011513 is 31511053131.

It is a happy number.

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

It is not a de Polignac number, because 13135011513 - 2⁴ = 13135011497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13135011553) 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 7 ways as a sum of consecutive naturals, for example, 168397545 + ... + 168397622.

It is an arithmetic number, because the mean of its divisors is an integer number (2357566176).

Almost surely, 2^13135011513 is an apocalyptic number.

13135011513 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13135011513 is a deficient number, since it is larger than the sum of its proper divisors (5725517895).

13135011513 is a wasteful number, since it uses less digits than its factorization.

13135011513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336795183.

The product of its (nonzero) digits is 675, while the sum is 24.

Adding to 13135011513 its reverse (31511053131), we get a palindrome (44646064644).

The spelling of 13135011513 in words is "thirteen billion, one hundred thirty-five million, eleven thousand, five hundred thirteen".