136387104 has 96 divisors (see below), whose sum is σ = 422424576. Its totient is φ = 37704960.

The previous prime is 136387103. The next prime is 136387123. The reversal of 136387104 is 401783631.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (136387103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17559 + ... + 24105.

It is an arithmetic number, because the mean of its divisors is an integer number (4400256).

Almost surely, 2^136387104 is an apocalyptic number.

136387104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136387104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211212288).

136387104 is an abundant number, since it is smaller than the sum of its proper divisors (286037472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136387104 is a wasteful number, since it uses less digits than its factorization.

136387104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6598 (or 6590 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 136387104 is about 11678.4889433522. The cubic root of 136387104 is about 514.7437742609.

The spelling of 136387104 in words is "one hundred thirty-six million, three hundred eighty-seven thousand, one hundred four".