330340009 has 2 divisors, whose sum is σ = 330340010. Its totient is φ = 330340008.

The previous prime is 330339979. The next prime is 330340051. The reversal of 330340009 is 900043033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 182790400 + 147549609 = 13520^2 + 12147^2 .

It is an emirp because it is prime and its reverse (900043033) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 330340009 - 2¹³ = 330331817 is a prime.

It is a super-2 number, since 2×330340009² = 218249043092240162, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (330340069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165170004 + 165170005.

It is an arithmetic number, because the mean of its divisors is an integer number (165170005).

Almost surely, 2^330340009 is an apocalyptic number.

It is an amenable number.

330340009 is a deficient number, since it is larger than the sum of its proper divisors (1).

330340009 is an equidigital number, since it uses as much as digits as its factorization.

330340009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 22.

The square root of 330340009 is about 18175.2581549754. The cubic root of 330340009 is about 691.2795754856.

The spelling of 330340009 in words is "three hundred thirty million, three hundred forty thousand, nine".