134789042 has 8 divisors (see below), whose sum is σ = 209155500. Its totient is φ = 65070544.

The previous prime is 134789041. The next prime is 134789111. The reversal of 134789042 is 240987431.

It can be written as a sum of positive squares in 2 ways, for example, as 126315121 + 8473921 = 11239^2 + 2911^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 134788987 and 134789005.

It is not an unprimeable number, because it can be changed into a prime (134789041) 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, 1161917 + ... + 1162032.

Almost surely, 2^134789042 is an apocalyptic number.

134789042 is a deficient number, since it is larger than the sum of its proper divisors (74366458).

134789042 is a wasteful number, since it uses less digits than its factorization.

134789042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2323980.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 134789042 is about 11609.8683024400. The cubic root of 134789042 is about 512.7254349888.

The spelling of 134789042 in words is "one hundred thirty-four million, seven hundred eighty-nine thousand, forty-two".