605061647 has 2 divisors, whose sum is σ = 605061648. Its totient is φ = 605061646.

The previous prime is 605061619. The next prime is 605061659. The reversal of 605061647 is 746160506.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 605061647 - 2¹⁰ = 605060623 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (605061607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302530823 + 302530824.

It is an arithmetic number, because the mean of its divisors is an integer number (302530824).

Almost surely, 2^605061647 is an apocalyptic number.

605061647 is a deficient number, since it is larger than the sum of its proper divisors (1).

605061647 is an equidigital number, since it uses as much as digits as its factorization.

605061647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 605061647 is about 24598.0008740548. Note that the first 3 decimals coincide. The cubic root of 605061647 is about 845.7977816265.

The spelling of 605061647 in words is "six hundred five million, sixty-one thousand, six hundred forty-seven".