13535512213 has 4 divisors (see below), whose sum is σ = 14124012768. Its totient is φ = 12947011660.

The previous prime is 13535512169. The next prime is 13535512247. The reversal of 13535512213 is 31221553531.

13535512213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13535512213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13535512253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294250243 + ... + 294250288.

It is an arithmetic number, because the mean of its divisors is an integer number (3531003192).

Almost surely, 2^13535512213 is an apocalyptic number.

It is an amenable number.

13535512213 is a deficient number, since it is larger than the sum of its proper divisors (588500555).

13535512213 is an equidigital number, since it uses as much as digits as its factorization.

13535512213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588500554.

The product of its digits is 13500, while the sum is 31.

The spelling of 13535512213 in words is "thirteen billion, five hundred thirty-five million, five hundred twelve thousand, two hundred thirteen".