136080015 has 16 divisors (see below), whose sum is σ = 220979328. Its totient is φ = 71492256.

The previous prime is 136080011. The next prime is 136080023. The reversal of 136080015 is 510080631.

It is not a de Polignac number, because 136080015 - 2² = 136080011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136080011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66697 + ... + 68706.

It is an arithmetic number, because the mean of its divisors is an integer number (13811208).

Almost surely, 2^136080015 is an apocalyptic number.

136080015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

136080015 is a deficient number, since it is larger than the sum of its proper divisors (84899313).

136080015 is a wasteful number, since it uses less digits than its factorization.

136080015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135478.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 136080015 is about 11665.3339000648. Note that the first 3 decimals coincide. The cubic root of 136080015 is about 514.3571518379.

The spelling of 136080015 in words is "one hundred thirty-six million, eighty thousand, fifteen".