605802643 has 2 divisors, whose sum is σ = 605802644. Its totient is φ = 605802642.

The previous prime is 605802623. The next prime is 605802647. The reversal of 605802643 is 346208506.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 605802643 - 2¹⁷ = 605671571 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 605802599 and 605802608.

It is not a weakly prime, because it can be changed into another prime (605802647) 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, 302901321 + 302901322.

It is an arithmetic number, because the mean of its divisors is an integer number (302901322).

Almost surely, 2^605802643 is an apocalyptic number.

605802643 is a deficient number, since it is larger than the sum of its proper divisors (1).

605802643 is an equidigital number, since it uses as much as digits as its factorization.

605802643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 605802643 is about 24613.0583837117. The cubic root of 605802643 is about 846.1429129062.

The spelling of 605802643 in words is "six hundred five million, eight hundred two thousand, six hundred forty-three".