136127071 has 4 divisors (see below), whose sum is σ = 136349752. Its totient is φ = 135904392.

The previous prime is 136127053. The next prime is 136127081. The reversal of 136127071 is 170721631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 170721631 = 19 ⋅8985349.

It is a cyclic number.

It is not a de Polignac number, because 136127071 - 2²⁷ = 1909343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136127021) 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 3 ways as a sum of consecutive naturals, for example, 110421 + ... + 111646.

It is an arithmetic number, because the mean of its divisors is an integer number (34087438).

Almost surely, 2^136127071 is an apocalyptic number.

136127071 is a deficient number, since it is larger than the sum of its proper divisors (222681).

136127071 is an equidigital number, since it uses as much as digits as its factorization.

136127071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222680.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 136127071 is about 11667.3506418552. The cubic root of 136127071 is about 514.4164326486.

The spelling of 136127071 in words is "one hundred thirty-six million, one hundred twenty-seven thousand, seventy-one".