13135329 has 6 divisors (see below), whose sum is σ = 18973266. Its totient is φ = 8756880.

The previous prime is 13135321. The next prime is 13135379. The reversal of 13135329 is 92353131.

It is a happy number.

13135329 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 12531600 + 603729 = 3540^2 + 777^2 .

It is not a de Polignac number, because 13135329 - 2³ = 13135321 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13135321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 729732 + ... + 729749.

It is an arithmetic number, because the mean of its divisors is an integer number (3162211).

Almost surely, 2^13135329 is an apocalyptic number.

It is an amenable number.

13135329 is a deficient number, since it is larger than the sum of its proper divisors (5837937).

13135329 is a wasteful number, since it uses less digits than its factorization.

13135329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1459487 (or 1459484 counting only the distinct ones).

The product of its digits is 2430, while the sum is 27.

The square root of 13135329 is about 3624.2694436258. The cubic root of 13135329 is about 235.9465609637.

The spelling of 13135329 in words is "thirteen million, one hundred thirty-five thousand, three hundred twenty-nine".