330197963 has 2 divisors, whose sum is σ = 330197964. Its totient is φ = 330197962.

The previous prime is 330197947. The next prime is 330197981. The reversal of 330197963 is 369791033.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 330197963 - 2⁴ = 330197947 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 330197963.

It is not a weakly prime, because it can be changed into another prime (330197993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165098981 + 165098982.

It is an arithmetic number, because the mean of its divisors is an integer number (165098982).

Almost surely, 2^330197963 is an apocalyptic number.

330197963 is a deficient number, since it is larger than the sum of its proper divisors (1).

330197963 is an equidigital number, since it uses as much as digits as its factorization.

330197963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 91854, while the sum is 41.

The square root of 330197963 is about 18171.3500599157. The cubic root of 330197963 is about 691.1804780167.

The spelling of 330197963 in words is "three hundred thirty million, one hundred ninety-seven thousand, nine hundred sixty-three".