135440315 has 8 divisors (see below), whose sum is σ = 162618720. Its totient is φ = 108292032.

The previous prime is 135440297. The next prime is 135440317. The reversal of 135440315 is 513044531.

135440315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 135440315 - 2⁶ = 135440251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135440317) 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, 3962 + ... + 16928.

It is an arithmetic number, because the mean of its divisors is an integer number (20327340).

Almost surely, 2^135440315 is an apocalyptic number.

135440315 is a deficient number, since it is larger than the sum of its proper divisors (27178405).

135440315 is a wasteful number, since it uses less digits than its factorization.

135440315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15061.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 135440315 is about 11637.8827541783. The cubic root of 135440315 is about 513.5499032308.

Adding to 135440315 its reverse (513044531), we get a palindrome (648484846).

The spelling of 135440315 in words is "one hundred thirty-five million, four hundred forty thousand, three hundred fifteen".