4506305861 has 2 divisors, whose sum is σ = 4506305862. Its totient is φ = 4506305860.

The previous prime is 4506305857. The next prime is 4506305891. The reversal of 4506305861 is 1685036054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4255083361 + 251222500 = 65231^2 + 15850^2 .

It is a cyclic number.

It is not a de Polignac number, because 4506305861 - 2² = 4506305857 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4506305891) 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, 2253152930 + 2253152931.

It is an arithmetic number, because the mean of its divisors is an integer number (2253152931).

Almost surely, 2^4506305861 is an apocalyptic number.

It is an amenable number.

4506305861 is a deficient number, since it is larger than the sum of its proper divisors (1).

4506305861 is an equidigital number, since it uses as much as digits as its factorization.

4506305861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 4506305861 is about 67129.0239836689. The cubic root of 4506305861 is about 1651.7344309692.

The spelling of 4506305861 in words is "four billion, five hundred six million, three hundred five thousand, eight hundred sixty-one".