605445601 has 2 divisors, whose sum is σ = 605445602. Its totient is φ = 605445600.

The previous prime is 605445571. The next prime is 605445619. The reversal of 605445601 is 106544506.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 387144976 + 218300625 = 19676^2 + 14775^2 .

It is a cyclic number.

It is not a de Polignac number, because 605445601 - 2⁵ = 605445569 is a prime.

It is not a weakly prime, because it can be changed into another prime (605445661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302722800 + 302722801.

It is an arithmetic number, because the mean of its divisors is an integer number (302722801).

Almost surely, 2^605445601 is an apocalyptic number.

It is an amenable number.

605445601 is a deficient number, since it is larger than the sum of its proper divisors (1).

605445601 is an equidigital number, since it uses as much as digits as its factorization.

605445601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 605445601 is about 24605.8042136403. The cubic root of 605445601 is about 845.9766497774.

The spelling of 605445601 in words is "six hundred five million, four hundred forty-five thousand, six hundred one".