612303317 has 2 divisors, whose sum is σ = 612303318. Its totient is φ = 612303316.

The previous prime is 612303313. The next prime is 612303323. The reversal of 612303317 is 713303216.

612303317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 603488356 + 8814961 = 24566^2 + 2969^2 .

It is a cyclic number.

It is not a de Polignac number, because 612303317 - 2² = 612303313 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612303311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306151658 + 306151659.

It is an arithmetic number, because the mean of its divisors is an integer number (306151659).

Almost surely, 2^612303317 is an apocalyptic number.

It is an amenable number.

612303317 is a deficient number, since it is larger than the sum of its proper divisors (1).

612303317 is an equidigital number, since it uses as much as digits as its factorization.

612303317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 612303317 is about 24744.7634258241. The cubic root of 612303317 is about 849.1587140957.

The spelling of 612303317 in words is "six hundred twelve million, three hundred three thousand, three hundred seventeen".