136754109 has 32 divisors (see below), whose sum is σ = 209200640. Its totient is φ = 88226496.

The previous prime is 136754099. The next prime is 136754141. The reversal of 136754109 is 901457631.

It is not a de Polignac number, because 136754109 - 2¹⁷ = 136623037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136754179) 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, 366447 + ... + 366819.

It is an arithmetic number, because the mean of its divisors is an integer number (6537520).

Almost surely, 2^136754109 is an apocalyptic number.

It is an amenable number.

136754109 is a deficient number, since it is larger than the sum of its proper divisors (72446531).

136754109 is a wasteful number, since it uses less digits than its factorization.

136754109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786 (or 780 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 136754109 is about 11694.1912503602. The cubic root of 136754109 is about 515.2050699324.

The spelling of 136754109 in words is "one hundred thirty-six million, seven hundred fifty-four thousand, one hundred nine".