605413643 has 2 divisors, whose sum is σ = 605413644. Its totient is φ = 605413642.

The previous prime is 605413637. The next prime is 605413681. The reversal of 605413643 is 346314506.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-605413643 is a prime.

It is not a weakly prime, because it can be changed into another prime (605410643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302706821 + 302706822.

It is an arithmetic number, because the mean of its divisors is an integer number (302706822).

Almost surely, 2^605413643 is an apocalyptic number.

605413643 is a deficient number, since it is larger than the sum of its proper divisors (1).

605413643 is an equidigital number, since it uses as much as digits as its factorization.

605413643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 605413643 is about 24605.1548054468. The cubic root of 605413643 is about 845.9617647641.

The spelling of 605413643 in words is "six hundred five million, four hundred thirteen thousand, six hundred forty-three".