134877 has 4 divisors (see below), whose sum is σ = 179840. Its totient is φ = 89916.

The previous prime is 134873. The next prime is 134887. The reversal of 134877 is 778431.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 134877 - 2² = 134873 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134873) 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, 22477 + ... + 22482.

It is an arithmetic number, because the mean of its divisors is an integer number (44960).

2¹³⁴⁸⁷⁷ is an apocalyptic number.

It is an amenable number.

134877 is a deficient number, since it is larger than the sum of its proper divisors (44963).

134877 is an equidigital number, since it uses as much as digits as its factorization.

134877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44962.

The product of its digits is 4704, while the sum is 30.

The square root of 134877 is about 367.2560414752. The cubic root of 134877 is about 51.2836938854.

The spelling of 134877 in words is "one hundred thirty-four thousand, eight hundred seventy-seven".