330240061 has 2 divisors, whose sum is σ = 330240062. Its totient is φ = 330240060.

The previous prime is 330240047. The next prime is 330240067. The reversal of 330240061 is 160042033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 309936025 + 20304036 = 17605^2 + 4506^2 .

It is a cyclic number.

It is not a de Polignac number, because 330240061 - 2⁹ = 330239549 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (330240067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165120030 + 165120031.

It is an arithmetic number, because the mean of its divisors is an integer number (165120031).

Almost surely, 2^330240061 is an apocalyptic number.

It is an amenable number.

330240061 is a deficient number, since it is larger than the sum of its proper divisors (1).

330240061 is an equidigital number, since it uses as much as digits as its factorization.

330240061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 330240061 is about 18172.5083849203. The cubic root of 330240061 is about 691.2098503757.

Adding to 330240061 its reverse (160042033), we get a palindrome (490282094).

The spelling of 330240061 in words is "three hundred thirty million, two hundred forty thousand, sixty-one".