136117140 has 96 divisors (see below), whose sum is σ = 404544000. Its totient is φ = 34100352.

The previous prime is 136117103. The next prime is 136117141. The reversal of 136117140 is 41711631.

136117140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 136117140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136117141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158031 + ... + 158889.

It is an arithmetic number, because the mean of its divisors is an integer number (4214000).

Almost surely, 2^136117140 is an apocalyptic number.

136117140 is a gapful number since it is divisible by the number (10) 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 136117140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202272000).

136117140 is an abundant number, since it is smaller than the sum of its proper divisors (268426860).

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

136117140 is a wasteful number, since it uses less digits than its factorization.

136117140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029 (or 1027 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 136117140 is about 11666.9250447579. The cubic root of 136117140 is about 514.4039227836.

Adding to 136117140 its reverse (41711631), we get a palindrome (177828771).

The spelling of 136117140 in words is "one hundred thirty-six million, one hundred seventeen thousand, one hundred forty".