613006601 has 2 divisors, whose sum is σ = 613006602. Its totient is φ = 613006600.

The previous prime is 613006591. The next prime is 613006609. The reversal of 613006601 is 106600316.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 525097225 + 87909376 = 22915^2 + 9376^2 .

It is a cyclic number.

It is not a de Polignac number, because 613006601 - 2¹⁰ = 613005577 is a prime.

It is not a weakly prime, because it can be changed into another prime (613006609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306503300 + 306503301.

It is an arithmetic number, because the mean of its divisors is an integer number (306503301).

Almost surely, 2^613006601 is an apocalyptic number.

It is an amenable number.

613006601 is a deficient number, since it is larger than the sum of its proper divisors (1).

613006601 is an equidigital number, since it uses as much as digits as its factorization.

613006601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 613006601 is about 24758.9701118605. The cubic root of 613006601 is about 849.4837007599.

Adding to 613006601 its reverse (106600316), we get a palindrome (719606917).

The spelling of 613006601 in words is "six hundred thirteen million, six thousand, six hundred one".