300130321 has 2 divisors, whose sum is σ = 300130322. Its totient is φ = 300130320.

The previous prime is 300130307. The next prime is 300130343. The reversal of 300130321 is 123031003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222337921 + 77792400 = 14911^2 + 8820^2 .

It is a cyclic number.

It is not a de Polignac number, because 300130321 - 2¹⁹ = 299606033 is a prime.

It is not a weakly prime, because it can be changed into another prime (300130351) 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 as a sum of consecutive naturals, namely, 150065160 + 150065161.

It is an arithmetic number, because the mean of its divisors is an integer number (150065161).

Almost surely, 2^300130321 is an apocalyptic number.

It is an amenable number.

300130321 is a deficient number, since it is larger than the sum of its proper divisors (1).

300130321 is an equidigital number, since it uses as much as digits as its factorization.

300130321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 300130321 is about 17324.2697104380. The cubic root of 300130321 is about 669.5298706843.

Adding to 300130321 its reverse (123031003), we get a palindrome (423161324).

The spelling of 300130321 in words is "three hundred million, one hundred thirty thousand, three hundred twenty-one".