134818 has 4 divisors (see below), whose sum is σ = 202230. Its totient is φ = 67408.

The previous prime is 134807. The next prime is 134837. The reversal of 134818 is 818431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 106929 + 27889 = 327^2 + 167^2 .

It is a junction number, because it is equal to n+sod(n) for n = 134792 and 134801.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33703 + ... + 33706.

2¹³⁴⁸¹⁸ is an apocalyptic number.

134818 is a deficient number, since it is larger than the sum of its proper divisors (67412).

134818 is an equidigital number, since it uses as much as digits as its factorization.

134818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67411.

The product of its digits is 768, while the sum is 25.

The square root of 134818 is about 367.1757072574. The cubic root of 134818 is about 51.2762150239.

The spelling of 134818 in words is "one hundred thirty-four thousand, eight hundred eighteen".