134911 has 4 divisors (see below), whose sum is σ = 154192. Its totient is φ = 115632.

The previous prime is 134909. The next prime is 134917. The reversal of 134911 is 119431.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 119431 = 13 ⋅9187.

It is a cyclic number.

It is not a de Polignac number, because 134911 - 2¹ = 134909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9630 + ... + 9643.

It is an arithmetic number, because the mean of its divisors is an integer number (38548).

2¹³⁴⁹¹¹ is an apocalyptic number.

134911 is a deficient number, since it is larger than the sum of its proper divisors (19281).

134911 is an equidigital number, since it uses as much as digits as its factorization.

134911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19280.

The product of its digits is 108, while the sum is 19.

The square root of 134911 is about 367.3023277901. The cubic root of 134911 is about 51.2880027473.

The spelling of 134911 in words is "one hundred thirty-four thousand, nine hundred eleven".