320111134 has 16 divisors (see below), whose sum is σ = 549973728. Its totient is φ = 136887552.

The previous prime is 320111123. The next prime is 320111147. The reversal of 320111134 is 431111023.

It is a super-2 number, since 2×320111134² = 204942276221531912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18619 + ... + 31414.

It is an arithmetic number, because the mean of its divisors is an integer number (34373358).

Almost surely, 2^320111134 is an apocalyptic number.

320111134 is a deficient number, since it is larger than the sum of its proper divisors (229862594).

320111134 is a wasteful number, since it uses less digits than its factorization.

320111134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50499.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 320111134 is about 17891.6498400790. The cubic root of 320111134 is about 684.0695513672.

Adding to 320111134 its reverse (431111023), we get a palindrome (751222157).

The spelling of 320111134 in words is "three hundred twenty million, one hundred eleven thousand, one hundred thirty-four".