136406271 has 8 divisors (see below), whose sum is σ = 181937664. Its totient is φ = 90906200.

The previous prime is 136406243. The next prime is 136406297. The reversal of 136406271 is 172604631.

136406271 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 a cyclic number.

It is not a de Polignac number, because 136406271 - 2¹³ = 136398079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136406071) 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, 5650 + ... + 17456.

It is an arithmetic number, because the mean of its divisors is an integer number (22742208).

Almost surely, 2^136406271 is an apocalyptic number.

136406271 is a deficient number, since it is larger than the sum of its proper divisors (45531393).

136406271 is a wasteful number, since it uses less digits than its factorization.

136406271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15661.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 136406271 is about 11679.3095258239. The cubic root of 136406271 is about 514.7678861002.

The spelling of 136406271 in words is "one hundred thirty-six million, four hundred six thousand, two hundred seventy-one".