134020834 has 4 divisors (see below), whose sum is σ = 201031254. Its totient is φ = 67010416.

The previous prime is 134020811. The next prime is 134020849. The reversal of 134020834 is 438020431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 438020431 = 113 ⋅3876287.

It can be written as a sum of positive squares in only one way, i.e., 128890609 + 5130225 = 11353^2 + 2265^2 .

It is a junction number, because it is equal to n+sod(n) for n = 134020799 and 134020808.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33505207 + ... + 33505210.

Almost surely, 2^134020834 is an apocalyptic number.

134020834 is a deficient number, since it is larger than the sum of its proper divisors (67010420).

134020834 is an equidigital number, since it uses as much as digits as its factorization.

134020834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67010419.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 134020834 is about 11576.7367595536. The cubic root of 134020834 is about 511.7495138066.

The spelling of 134020834 in words is "one hundred thirty-four million, twenty thousand, eight hundred thirty-four".