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134121 = 31319181
BaseRepresentation
bin100000101111101001
320210222110
4200233221
513242441
62512533
71066011
oct405751
9223873
10134121
1191849
1265749
1349080
1436c41
1529b16
hex20be9

134121 has 16 divisors (see below), whose sum is σ = 203840. Its totient is φ = 77760.

The previous prime is 134093. The next prime is 134129. The reversal of 134121 is 121431.

It is a happy number.

134121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 134121 - 25 = 134089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134097 and 134106.

It is not an unprimeable number, because it can be changed into a prime (134129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 651 + ... + 831.

It is an arithmetic number, because the mean of its divisors is an integer number (12740).

2134121 is an apocalyptic number.

It is an amenable number.

134121 is a deficient number, since it is larger than the sum of its proper divisors (69719).

134121 is a wasteful number, since it uses less digits than its factorization.

134121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216.

The product of its digits is 24, while the sum is 12.

The square root of 134121 is about 366.2253404668. The cubic root of 134121 is about 51.1876974429.

Adding to 134121 its reverse (121431), we get a palindrome (255552).

The spelling of 134121 in words is "one hundred thirty-four thousand, one hundred twenty-one".

Divisors: 1 3 13 19 39 57 181 247 543 741 2353 3439 7059 10317 44707 134121