320000133 has 8 divisors (see below), whose sum is σ = 429285088. Its totient is φ = 212024304.

The previous prime is 320000113. The next prime is 320000137. The reversal of 320000133 is 331000023.

It is a happy number.

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

It is not a de Polignac number, because 320000133 - 2¹² = 319996037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320000137) by changing a digit.

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, 326710 + ... + 327687.

It is an arithmetic number, because the mean of its divisors is an integer number (53660636).

Almost surely, 2^320000133 is an apocalyptic number.

It is an amenable number.

320000133 is a deficient number, since it is larger than the sum of its proper divisors (109284955).

320000133 is a wasteful number, since it uses less digits than its factorization.

320000133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654563.

The product of its (nonzero) digits is 54, while the sum is 12.

The square root of 320000133 is about 17888.5475374609. The cubic root of 320000133 is about 683.9904734318.

Adding to 320000133 its reverse (331000023), we get a palindrome (651000156).

The spelling of 320000133 in words is "three hundred twenty million, one hundred thirty-three", and thus it is an aban number.