605255429 has 2 divisors, whose sum is σ = 605255430. Its totient is φ = 605255428.

The previous prime is 605255383. The next prime is 605255461. The reversal of 605255429 is 924552506.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 527850625 + 77404804 = 22975^2 + 8798^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-605255429 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 605255392 and 605255401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (605251429) 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, 302627714 + 302627715.

It is an arithmetic number, because the mean of its divisors is an integer number (302627715).

Almost surely, 2^605255429 is an apocalyptic number.

It is an amenable number.

605255429 is a deficient number, since it is larger than the sum of its proper divisors (1).

605255429 is an equidigital number, since it uses as much as digits as its factorization.

605255429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 38.

The square root of 605255429 is about 24601.9395373617. The cubic root of 605255429 is about 845.8880660310. Note that the first 3 decimals are identical.

The spelling of 605255429 in words is "six hundred five million, two hundred fifty-five thousand, four hundred twenty-nine".