134870 has 8 divisors (see below), whose sum is σ = 242784. Its totient is φ = 53944.

The previous prime is 134867. The next prime is 134873. The reversal of 134870 is 78431.

It is a happy number.

134870 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (134867) and next prime (134873).

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

It is a Curzon 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, 6734 + ... + 6753.

It is an arithmetic number, because the mean of its divisors is an integer number (30348).

2¹³⁴⁸⁷⁰ is an apocalyptic number.

134870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134870 is a deficient number, since it is larger than the sum of its proper divisors (107914).

134870 is a wasteful number, since it uses less digits than its factorization.

134870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13494.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 134870 is about 367.2465112156. The cubic root of 134870 is about 51.2828066769.

The spelling of 134870 in words is "one hundred thirty-four thousand, eight hundred seventy".