329116097 has 2 divisors, whose sum is σ = 329116098. Its totient is φ = 329116096.

The previous prime is 329116091. The next prime is 329116129. The reversal of 329116097 is 790611923.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 328914496 + 201601 = 18136^2 + 449^2 .

It is a cyclic number.

It is not a de Polignac number, because 329116097 - 2⁸ = 329115841 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 329116097.

It is not a weakly prime, because it can be changed into another prime (329116091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164558048 + 164558049.

It is an arithmetic number, because the mean of its divisors is an integer number (164558049).

Almost surely, 2^329116097 is an apocalyptic number.

It is an amenable number.

329116097 is a deficient number, since it is larger than the sum of its proper divisors (1).

329116097 is an equidigital number, since it uses as much as digits as its factorization.

329116097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 38.

The square root of 329116097 is about 18141.5571823369. The cubic root of 329116097 is about 690.4247870924.

The spelling of 329116097 in words is "three hundred twenty-nine million, one hundred sixteen thousand, ninety-seven".