304113217 has 2 divisors, whose sum is σ = 304113218. Its totient is φ = 304113216.

The previous prime is 304113203. The next prime is 304113253. The reversal of 304113217 is 712311403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 250398976 + 53714241 = 15824^2 + 7329^2 .

It is a cyclic number.

It is not a de Polignac number, because 304113217 - 2²⁷ = 169895489 is a prime.

It is not a weakly prime, because it can be changed into another prime (304113287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152056608 + 152056609.

It is an arithmetic number, because the mean of its divisors is an integer number (152056609).

Almost surely, 2^304113217 is an apocalyptic number.

It is an amenable number.

304113217 is a deficient number, since it is larger than the sum of its proper divisors (1).

304113217 is an equidigital number, since it uses as much as digits as its factorization.

304113217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 304113217 is about 17438.8421920723. The cubic root of 304113217 is about 672.4785430982.

The spelling of 304113217 in words is "three hundred four million, one hundred thirteen thousand, two hundred seventeen".