493797313 has 2 divisors, whose sum is σ = 493797314. Its totient is φ = 493797312.

The previous prime is 493797307. The next prime is 493797319. The reversal of 493797313 is 313797394.

It is a balanced prime because it is at equal distance from previous prime (493797307) and next prime (493797319).

It can be written as a sum of positive squares in only one way, i.e., 413390224 + 80407089 = 20332^2 + 8967^2 .

It is a cyclic number.

It is not a de Polignac number, because 493797313 - 2⁹ = 493796801 is a prime.

It is not a weakly prime, because it can be changed into another prime (493797319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246898656 + 246898657.

It is an arithmetic number, because the mean of its divisors is an integer number (246898657).

Almost surely, 2^493797313 is an apocalyptic number.

It is an amenable number.

493797313 is a deficient number, since it is larger than the sum of its proper divisors (1).

493797313 is an equidigital number, since it uses as much as digits as its factorization.

493797313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 428652, while the sum is 46.

The square root of 493797313 is about 22221.5506434632. The cubic root of 493797313 is about 790.4048093576.

The spelling of 493797313 in words is "four hundred ninety-three million, seven hundred ninety-seven thousand, three hundred thirteen".