135115315 has 4 divisors (see below), whose sum is σ = 162138384. Its totient is φ = 108092248.

The previous prime is 135115307. The next prime is 135115373. The reversal of 135115315 is 513511531.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135115315 - 2³ = 135115307 is a prime.

It is a super-2 number, since 2×135115315² = 36512296695098450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135115315.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13511527 + ... + 13511536.

It is an arithmetic number, because the mean of its divisors is an integer number (40534596).

Almost surely, 2^135115315 is an apocalyptic number.

135115315 is a deficient number, since it is larger than the sum of its proper divisors (27023069).

135115315 is an equidigital number, since it uses as much as digits as its factorization.

135115315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27023068.

The product of its digits is 1125, while the sum is 25.

The square root of 135115315 is about 11623.9113468746. The cubic root of 135115315 is about 513.1388060463.

Adding to 135115315 its reverse (513511531), we get a palindrome (648626846).

The spelling of 135115315 in words is "one hundred thirty-five million, one hundred fifteen thousand, three hundred fifteen".