136811607 has 8 divisors (see below), whose sum is σ = 187345776. Its totient is φ = 88742592.

The previous prime is 136811599. The next prime is 136811611. The reversal of 136811607 is 706118631.

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

It is not a de Polignac number, because 136811607 - 2³ = 136811599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136811657) 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 7 ways as a sum of consecutive naturals, for example, 616158 + ... + 616379.

It is an arithmetic number, because the mean of its divisors is an integer number (23418222).

Almost surely, 2^136811607 is an apocalyptic number.

136811607 is a deficient number, since it is larger than the sum of its proper divisors (50534169).

136811607 is a wasteful number, since it uses less digits than its factorization.

136811607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232577.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 136811607 is about 11696.6493920268. The cubic root of 136811607 is about 515.2772654728.

The spelling of 136811607 in words is "one hundred thirty-six million, eight hundred eleven thousand, six hundred seven".