136242115 has 8 divisors (see below), whose sum is σ = 163955808. Its totient is φ = 108683520.

The previous prime is 136242109. The next prime is 136242157. The reversal of 136242115 is 511242631.

It is a happy number.

136242115 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 not a de Polignac number, because 136242115 - 2⁹ = 136241603 is a prime.

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 136242115.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36831 + ... + 40360.

It is an arithmetic number, because the mean of its divisors is an integer number (20494476).

Almost surely, 2^136242115 is an apocalyptic number.

136242115 is a deficient number, since it is larger than the sum of its proper divisors (27713693).

136242115 is an equidigital number, since it uses as much as digits as its factorization.

136242115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77549.

The product of its digits is 1440, while the sum is 25.

The square root of 136242115 is about 11672.2797687513. The cubic root of 136242115 is about 514.5613067477.

Adding to 136242115 its reverse (511242631), we get a palindrome (647484746).

The spelling of 136242115 in words is "one hundred thirty-six million, two hundred forty-two thousand, one hundred fifteen".