210330097 has 2 divisors, whose sum is σ = 210330098. Its totient is φ = 210330096.

The previous prime is 210330091. The next prime is 210330119. The reversal of 210330097 is 790033012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 178249201 + 32080896 = 13351^2 + 5664^2 .

It is a cyclic number.

It is not a de Polignac number, because 210330097 - 2¹¹ = 210328049 is a prime.

It is not a weakly prime, because it can be changed into another prime (210330091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105165048 + 105165049.

It is an arithmetic number, because the mean of its divisors is an integer number (105165049).

Almost surely, 2^210330097 is an apocalyptic number.

It is an amenable number.

210330097 is a deficient number, since it is larger than the sum of its proper divisors (1).

210330097 is an equidigital number, since it uses as much as digits as its factorization.

210330097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 210330097 is about 14502.7617025172. The cubic root of 210330097 is about 594.7034720459.

The spelling of 210330097 in words is "two hundred ten million, three hundred thirty thousand, ninety-seven".