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134123 = 1189137
BaseRepresentation
bin100000101111101011
320210222112
4200233223
513242443
62512535
71066013
oct405753
9223875
10134123
1191850
126574b
1349082
1436c43
1529b18
hex20beb

134123 has 8 divisors (see below), whose sum is σ = 149040. Its totient is φ = 119680.

The previous prime is 134093. The next prime is 134129. The reversal of 134123 is 321431.

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

It is not a de Polignac number, because 134123 - 26 = 134059 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134098 and 134107.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 911 + ... + 1047.

It is an arithmetic number, because the mean of its divisors is an integer number (18630).

2134123 is an apocalyptic number.

134123 is a deficient number, since it is larger than the sum of its proper divisors (14917).

134123 is a wasteful number, since it uses less digits than its factorization.

134123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237.

The product of its digits is 72, while the sum is 14.

The square root of 134123 is about 366.2280710159. The cubic root of 134123 is about 51.1879518770.

Adding to 134123 its reverse (321431), we get a palindrome (455554).

The spelling of 134123 in words is "one hundred thirty-four thousand, one hundred twenty-three".

Divisors: 1 11 89 137 979 1507 12193 134123