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134923 is a prime number
BaseRepresentation
bin100000111100001011
320212002011
4200330023
513304143
62520351
71101235
oct407413
9225064
10134923
1192408
12660b7
1349549
1437255
1529e9d
hex20f0b

134923 has 2 divisors, whose sum is σ = 134924. Its totient is φ = 134922.

The previous prime is 134921. The next prime is 134947. The reversal of 134923 is 329431.

It is a weak prime.

It is an emirp because it is prime and its reverse (329431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134923 - 21 = 134921 is a prime.

Together with 134921, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 134894 and 134903.

It is not a weakly prime, because it can be changed into another prime (134921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67461 + 67462.

It is an arithmetic number, because the mean of its divisors is an integer number (67462).

2134923 is an apocalyptic number.

134923 is a deficient number, since it is larger than the sum of its proper divisors (1).

134923 is an equidigital number, since it uses as much as digits as its factorization.

134923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 22.

The square root of 134923 is about 367.3186627439. The cubic root of 134923 is about 51.2895233493.

The spelling of 134923 in words is "one hundred thirty-four thousand, nine hundred twenty-three".