136506271 has 6 divisors (see below), whose sum is σ = 150044216. Its totient is φ = 124096500.

The previous prime is 136506197. The next prime is 136506287. The reversal of 136506271 is 172605631.

It is not a de Polignac number, because 136506271 - 2¹¹ = 136504223 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 (136506371) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 563955 + ... + 564196.

Almost surely, 2^136506271 is an apocalyptic number.

136506271 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

136506271 is a deficient number, since it is larger than the sum of its proper divisors (13537945).

136506271 is a wasteful number, since it uses less digits than its factorization.

136506271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128173 (or 1128162 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 136506271 is about 11683.5898164905. The cubic root of 136506271 is about 514.8936481932.

The spelling of 136506271 in words is "one hundred thirty-six million, five hundred six thousand, two hundred seventy-one".