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134708161 = 729663587
BaseRepresentation
bin10000000011101…
…11101111000001
3100101110212212011
420001313233001
5233441130121
621211132521
73224000110
oct1001675701
9311425764
10134708161
116a048265
1239144141
1321ba6793
1413c67c77
15bc5d7e1
hex8077bc1

134708161 has 8 divisors (see below), whose sum is σ = 159261120. Its totient is φ = 111482448.

The previous prime is 134708159. The next prime is 134708173. The reversal of 134708161 is 161807431.

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

It is not a de Polignac number, because 134708161 - 21 = 134708159 is a prime.

It is a super-3 number, since 3×1347081613 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134708131) 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, 331591 + ... + 331996.

It is an arithmetic number, because the mean of its divisors is an integer number (19907640).

Almost surely, 2134708161 is an apocalyptic number.

It is an amenable number.

134708161 is a deficient number, since it is larger than the sum of its proper divisors (24552959).

134708161 is an equidigital number, since it uses as much as digits as its factorization.

134708161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663623.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 134708161 is about 11606.3844930280. The cubic root of 134708161 is about 512.6228597775.

The spelling of 134708161 in words is "one hundred thirty-four million, seven hundred eight thousand, one hundred sixty-one".

Divisors: 1 7 29 203 663587 4645109 19244023 134708161