320134133 has 4 divisors (see below), whose sum is σ = 349237248. Its totient is φ = 291031020.

The previous prime is 320134121. The next prime is 320134153. The reversal of 320134133 is 331431023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 320134133 - 2¹² = 320130037 is a prime.

It is a super-2 number, since 2×320134133² = 204971726223323378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320134153) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 14551541 + ... + 14551562.

It is an arithmetic number, because the mean of its divisors is an integer number (87309312).

Almost surely, 2^320134133 is an apocalyptic number.

It is an amenable number.

320134133 is a deficient number, since it is larger than the sum of its proper divisors (29103115).

320134133 is a wasteful number, since it uses less digits than its factorization.

320134133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29103114.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 320134133 is about 17892.2925585292. The cubic root of 320134133 is about 684.0859337390.

Adding to 320134133 its reverse (331431023), we get a palindrome (651565156).

The spelling of 320134133 in words is "three hundred twenty million, one hundred thirty-four thousand, one hundred thirty-three".