136207271 has 8 divisors (see below), whose sum is σ = 137223024. Its totient is φ = 135195840.

The previous prime is 136207259. The next prime is 136207277. The reversal of 136207271 is 172702631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136207271 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 (136207277) 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, 85916 + ... + 87486.

It is an arithmetic number, because the mean of its divisors is an integer number (17152878).

Almost surely, 2^136207271 is an apocalyptic number.

136207271 is a deficient number, since it is larger than the sum of its proper divisors (1015753).

136207271 is a wasteful number, since it uses less digits than its factorization.

136207271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2161.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 136207271 is about 11670.7870771427. The cubic root of 136207271 is about 514.5174365565.

The spelling of 136207271 in words is "one hundred thirty-six million, two hundred seven thousand, two hundred seventy-one".