605135473 has 2 divisors, whose sum is σ = 605135474. Its totient is φ = 605135472.

The previous prime is 605135449. The next prime is 605135501. The reversal of 605135473 is 374531506.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 600838144 + 4297329 = 24512^2 + 2073^2 .

It is a cyclic number.

It is not a de Polignac number, because 605135473 - 2²⁹ = 68264561 is a prime.

It is not a weakly prime, because it can be changed into another prime (605135423) 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, 302567736 + 302567737.

It is an arithmetic number, because the mean of its divisors is an integer number (302567737).

Almost surely, 2^605135473 is an apocalyptic number.

It is an amenable number.

605135473 is a deficient number, since it is larger than the sum of its proper divisors (1).

605135473 is an equidigital number, since it uses as much as digits as its factorization.

605135473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 605135473 is about 24599.5014786885. The cubic root of 605135473 is about 845.8321799548.

Adding to 605135473 its reverse (374531506), we get a palindrome (979666979).

The spelling of 605135473 in words is "six hundred five million, one hundred thirty-five thousand, four hundred seventy-three".