613146517 has 2 divisors, whose sum is σ = 613146518. Its totient is φ = 613146516.

The previous prime is 613146493. The next prime is 613146553. The reversal of 613146517 is 715641316.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 611523441 + 1623076 = 24729^2 + 1274^2 .

It is a cyclic number.

It is not a de Polignac number, because 613146517 - 2¹⁵ = 613113749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (613146577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306573258 + 306573259.

It is an arithmetic number, because the mean of its divisors is an integer number (306573259).

Almost surely, 2^613146517 is an apocalyptic number.

It is an amenable number.

613146517 is a deficient number, since it is larger than the sum of its proper divisors (1).

613146517 is an equidigital number, since it uses as much as digits as its factorization.

613146517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 34.

The square root of 613146517 is about 24761.7955124421. The cubic root of 613146517 is about 849.5483261215.

The spelling of 613146517 in words is "six hundred thirteen million, one hundred forty-six thousand, five hundred seventeen".