320012134 has 32 divisors (see below), whose sum is σ = 531782496. Its totient is φ = 143489280.

The previous prime is 320012111. The next prime is 320012141. The reversal of 320012134 is 431210023.

It is a happy number.

320012134 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 337449 + ... + 338395.

It is an arithmetic number, because the mean of its divisors is an integer number (16618203).

Almost surely, 2^320012134 is an apocalyptic number.

320012134 is a deficient number, since it is larger than the sum of its proper divisors (211770362).

320012134 is a wasteful number, since it uses less digits than its factorization.

320012134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1320.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 320012134 is about 17888.8829723938. The cubic root of 320012134 is about 683.9990239148. Note that the first 3 decimals are identical.

Adding to 320012134 its reverse (431210023), we get a palindrome (751222157).

The spelling of 320012134 in words is "three hundred twenty million, twelve thousand, one hundred thirty-four".