605061619 has 2 divisors, whose sum is σ = 605061620. Its totient is φ = 605061618.

The previous prime is 605061607. The next prime is 605061647. The reversal of 605061619 is 916160506.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 605061619 - 2¹¹ = 605059571 is a prime.

It is a super-2 number, since 2×605061619² = 732199125573802322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (605061659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302530809 + 302530810.

It is an arithmetic number, because the mean of its divisors is an integer number (302530810).

Almost surely, 2^605061619 is an apocalyptic number.

605061619 is a deficient number, since it is larger than the sum of its proper divisors (1).

605061619 is an equidigital number, since it uses as much as digits as its factorization.

605061619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 605061619 is about 24598.0003049028. Note that the first 3 decimals coincide. The cubic root of 605061619 is about 845.7977685797.

The spelling of 605061619 in words is "six hundred five million, sixty-one thousand, six hundred nineteen".