136525361 has 4 divisors (see below), whose sum is σ = 156028992. Its totient is φ = 117021732.

The previous prime is 136525331. The next prime is 136525373. The reversal of 136525361 is 163525631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 136525361 - 2²² = 132331057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136525321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9751805 + ... + 9751818.

It is an arithmetic number, because the mean of its divisors is an integer number (39007248).

Almost surely, 2^136525361 is an apocalyptic number.

It is an amenable number.

136525361 is a deficient number, since it is larger than the sum of its proper divisors (19503631).

136525361 is an equidigital number, since it uses as much as digits as its factorization.

136525361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19503630.

The product of its digits is 16200, while the sum is 32.

The square root of 136525361 is about 11684.4067457445. The cubic root of 136525361 is about 514.9176491946.

The spelling of 136525361 in words is "one hundred thirty-six million, five hundred twenty-five thousand, three hundred sixty-one".