135315413 has 8 divisors (see below), whose sum is σ = 138483000. Its totient is φ = 132170688.

The previous prime is 135315409. The next prime is 135315431. The reversal of 135315413 is 314513531.

135315413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 51739249 + 83576164 = 7193^2 + 9142^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 135315413 - 2² = 135315409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135315443) 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, 6563 + ... + 17711.

It is an arithmetic number, because the mean of its divisors is an integer number (17310375).

Almost surely, 2^135315413 is an apocalyptic number.

It is an amenable number.

135315413 is a deficient number, since it is larger than the sum of its proper divisors (3167587).

135315413 is a wasteful number, since it uses less digits than its factorization.

135315413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11431.

The product of its digits is 2700, while the sum is 26.

The square root of 135315413 is about 11632.5153341829. The cubic root of 135315413 is about 513.3919907765.

Adding to 135315413 its reverse (314513531), we get a palindrome (449828944).

The spelling of 135315413 in words is "one hundred thirty-five million, three hundred fifteen thousand, four hundred thirteen".