613503470846309 has 2 divisors, whose sum is σ = 613503470846310. Its totient is φ = 613503470846308.

The previous prime is 613503470846293. The next prime is 613503470846323. The reversal of 613503470846309 is 903648074305316.

613503470846309 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 458978135250625 + 154525335595684 = 21423775^2 + 12430822^2 .

It is a cyclic number.

It is not a de Polignac number, because 613503470846309 - 2⁴ = 613503470846293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (613503470846359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306751735423154 + 306751735423155.

It is an arithmetic number, because the mean of its divisors is an integer number (306751735423155).

Almost surely, 2^{613503470846309} is an apocalyptic number.

It is an amenable number.

613503470846309 is a deficient number, since it is larger than the sum of its proper divisors (1).

613503470846309 is an equidigital number, since it uses as much as digits as its factorization.

613503470846309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39191040, while the sum is 59.

The spelling of 613503470846309 in words is "six hundred thirteen trillion, five hundred three billion, four hundred seventy million, eight hundred forty-six thousand, three hundred nine".