320130133 has 2 divisors, whose sum is σ = 320130134. Its totient is φ = 320130132.

The previous prime is 320130131. The next prime is 320130137. The reversal of 320130133 is 331031023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 293162884 + 26967249 = 17122^2 + 5193^2 .

It is a cyclic number.

It is not a de Polignac number, because 320130133 - 2¹ = 320130131 is a prime.

Together with 320130131, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320130131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160065066 + 160065067.

It is an arithmetic number, because the mean of its divisors is an integer number (160065067).

Almost surely, 2^320130133 is an apocalyptic number.

It is an amenable number.

320130133 is a deficient number, since it is larger than the sum of its proper divisors (1).

320130133 is an equidigital number, since it uses as much as digits as its factorization.

320130133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 320130133 is about 17892.1807782059. The cubic root of 320130133 is about 684.0830845633.

Adding to 320130133 its reverse (331031023), we get a palindrome (651161156).

The spelling of 320130133 in words is "three hundred twenty million, one hundred thirty thousand, one hundred thirty-three".