13515665133 has 16 divisors (see below), whose sum is σ = 18141811200. Its totient is φ = 8950045104.

The previous prime is 13515665117. The next prime is 13515665173. The reversal of 13515665133 is 33156651531.

It is not a de Polignac number, because 13515665133 - 2⁴ = 13515665117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13515665091 and 13515665100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13515665173) 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 15 ways as a sum of consecutive naturals, for example, 972568 + ... + 986366.

It is an arithmetic number, because the mean of its divisors is an integer number (1133863200).

Almost surely, 2^13515665133 is an apocalyptic number.

It is an amenable number.

13515665133 is a deficient number, since it is larger than the sum of its proper divisors (4626146067).

13515665133 is a wasteful number, since it uses less digits than its factorization.

13515665133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15968.

The product of its digits is 121500, while the sum is 39.

The spelling of 13515665133 in words is "thirteen billion, five hundred fifteen million, six hundred sixty-five thousand, one hundred thirty-three".