329317097 has 2 divisors, whose sum is σ = 329317098. Its totient is φ = 329317096.

The previous prime is 329317039. The next prime is 329317111. The reversal of 329317097 is 790713923.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 280261081 + 49056016 = 16741^2 + 7004^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-329317097 is a prime.

It is not a weakly prime, because it can be changed into another prime (329317397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164658548 + 164658549.

It is an arithmetic number, because the mean of its divisors is an integer number (164658549).

Almost surely, 2^329317097 is an apocalyptic number.

It is an amenable number.

329317097 is a deficient number, since it is larger than the sum of its proper divisors (1).

329317097 is an equidigital number, since it uses as much as digits as its factorization.

329317097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 71442, while the sum is 41.

The square root of 329317097 is about 18147.0961037848. The cubic root of 329317097 is about 690.5653121146.

The spelling of 329317097 in words is "three hundred twenty-nine million, three hundred seventeen thousand, ninety-seven".