135130015 has 8 divisors (see below), whose sum is σ = 162344160. Its totient is φ = 107978592.

The previous prime is 135130013. The next prime is 135130027. The reversal of 135130015 is 510031531.

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 135130015 - 2¹ = 135130013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135129974 and 135130001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135130013) 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, 10800 + ... + 19669.

It is an arithmetic number, because the mean of its divisors is an integer number (20293020).

Almost surely, 2^135130015 is an apocalyptic number.

135130015 is a deficient number, since it is larger than the sum of its proper divisors (27214145).

135130015 is an equidigital number, since it uses as much as digits as its factorization.

135130015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31361.

The product of its (nonzero) digits is 225, while the sum is 19.

The square root of 135130015 is about 11624.5436469566. The cubic root of 135130015 is about 513.1574145140.

Adding to 135130015 its reverse (510031531), we get a palindrome (645161546).

The spelling of 135130015 in words is "one hundred thirty-five million, one hundred thirty thousand, fifteen".