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135166109 = 1359176227
BaseRepresentation
bin10000000111001…
…11100010011101
3100102100011001012
420003213202131
5234100303414
621225025005
73230615201
oct1003474235
9312304035
10135166109
116a330331
1239325165
1322007060
1413d46b01
15bcee33e
hex80e789d

135166109 has 8 divisors (see below), whose sum is σ = 148031520. Its totient is φ = 122653296.

The previous prime is 135166093. The next prime is 135166121. The reversal of 135166109 is 901661531.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 135166109 - 24 = 135166093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135166139) 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, 87347 + ... + 88880.

It is an arithmetic number, because the mean of its divisors is an integer number (18503940).

Almost surely, 2135166109 is an apocalyptic number.

It is an amenable number.

135166109 is a deficient number, since it is larger than the sum of its proper divisors (12865411).

135166109 is a wasteful number, since it uses less digits than its factorization.

135166109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176299.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 135166109 is about 11626.0960343531. The cubic root of 135166109 is about 513.2030995403.

The spelling of 135166109 in words is "one hundred thirty-five million, one hundred sixty-six thousand, one hundred nine".

Divisors: 1 13 59 767 176227 2290951 10397393 135166109