605161339 has 2 divisors, whose sum is σ = 605161340. Its totient is φ = 605161338.

The previous prime is 605161309. The next prime is 605161387. The reversal of 605161339 is 933161506.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 605161339 - 2¹⁷ = 605030267 is a prime.

It is not a weakly prime, because it can be changed into another prime (605161309) 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, 302580669 + 302580670.

It is an arithmetic number, because the mean of its divisors is an integer number (302580670).

Almost surely, 2^605161339 is an apocalyptic number.

605161339 is a deficient number, since it is larger than the sum of its proper divisors (1).

605161339 is an equidigital number, since it uses as much as digits as its factorization.

605161339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 605161339 is about 24600.0272154321. The cubic root of 605161339 is about 845.8442312416.

The spelling of 605161339 in words is "six hundred five million, one hundred sixty-one thousand, three hundred thirty-nine".