613146493 has 2 divisors, whose sum is σ = 613146494. Its totient is φ = 613146492.

The previous prime is 613146461. The next prime is 613146517. The reversal of 613146493 is 394641316.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 507015289 + 106131204 = 22517^2 + 10302^2 .

It is a cyclic number.

It is not a de Polignac number, because 613146493 - 2⁵ = 613146461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (613146433) 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, 306573246 + 306573247.

It is an arithmetic number, because the mean of its divisors is an integer number (306573247).

Almost surely, 2^613146493 is an apocalyptic number.

It is an amenable number.

613146493 is a deficient number, since it is larger than the sum of its proper divisors (1).

613146493 is an equidigital number, since it uses as much as digits as its factorization.

613146493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 37.

The square root of 613146493 is about 24761.7950278246. The cubic root of 613146493 is about 849.5483150371.

The spelling of 613146493 in words is "six hundred thirteen million, one hundred forty-six thousand, four hundred ninety-three".