134542434 has 32 divisors (see below), whose sum is σ = 297622080. Its totient is φ = 40277952.

The previous prime is 134542427. The next prime is 134542469. The reversal of 134542434 is 434245431.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20424 + ... + 26195.

It is an arithmetic number, because the mean of its divisors is an integer number (9300690).

Almost surely, 2^134542434 is an apocalyptic number.

134542434 is an abundant number, since it is smaller than the sum of its proper divisors (163079646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134542434 is a wasteful number, since it uses less digits than its factorization.

134542434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46674.

The product of its digits is 23040, while the sum is 30.

The square root of 134542434 is about 11599.2428201155. The cubic root of 134542434 is about 512.4125525198.

Adding to 134542434 its reverse (434245431), we get a palindrome (568787865).

The spelling of 134542434 in words is "one hundred thirty-four million, five hundred forty-two thousand, four hundred thirty-four".