330023129 has 2 divisors, whose sum is σ = 330023130. Its totient is φ = 330023128.

The previous prime is 330023119. The next prime is 330023137. The reversal of 330023129 is 921320033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 189007504 + 141015625 = 13748^2 + 11875^2 .

It is an emirp because it is prime and its reverse (921320033) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 330023129 - 2⁸ = 330022873 is a prime.

It is not a weakly prime, because it can be changed into another prime (330023119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165011564 + 165011565.

It is an arithmetic number, because the mean of its divisors is an integer number (165011565).

Almost surely, 2^330023129 is an apocalyptic number.

It is an amenable number.

330023129 is a deficient number, since it is larger than the sum of its proper divisors (1).

330023129 is an equidigital number, since it uses as much as digits as its factorization.

330023129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 330023129 is about 18166.5387182039. The cubic root of 330023129 is about 691.0584671875.

The spelling of 330023129 in words is "three hundred thirty million, twenty-three thousand, one hundred twenty-nine".