605645023 has 2 divisors, whose sum is σ = 605645024. Its totient is φ = 605645022.

The previous prime is 605644987. The next prime is 605645057. The reversal of 605645023 is 320546506.

605645023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 605645023 - 2⁹ = 605644511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (605645323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302822511 + 302822512.

It is an arithmetic number, because the mean of its divisors is an integer number (302822512).

Almost surely, 2^605645023 is an apocalyptic number.

605645023 is a deficient number, since it is larger than the sum of its proper divisors (1).

605645023 is an equidigital number, since it uses as much as digits as its factorization.

605645023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 605645023 is about 24609.8562165649. The cubic root of 605645023 is about 846.0695223304.

The spelling of 605645023 in words is "six hundred five million, six hundred forty-five thousand, twenty-three".