605605061 has 2 divisors, whose sum is σ = 605605062. Its totient is φ = 605605060.

The previous prime is 605604997. The next prime is 605605067. The reversal of 605605061 is 160506506.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 603930625 + 1674436 = 24575^2 + 1294^2 .

It is a cyclic number.

It is not a de Polignac number, because 605605061 - 2⁶ = 605604997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (605605067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302802530 + 302802531.

It is an arithmetic number, because the mean of its divisors is an integer number (302802531).

Almost surely, 2^605605061 is an apocalyptic number.

It is an amenable number.

605605061 is a deficient number, since it is larger than the sum of its proper divisors (1).

605605061 is an equidigital number, since it uses as much as digits as its factorization.

605605061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 605605061 is about 24609.0442926986. The cubic root of 605605061 is about 846.0509133143.

The spelling of 605605061 in words is "six hundred five million, six hundred five thousand, sixty-one".