4891230611 has 2 divisors, whose sum is σ = 4891230612. Its totient is φ = 4891230610.

The previous prime is 4891230601. The next prime is 4891230637. The reversal of 4891230611 is 1160321984.

4891230611 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4891230611 - 2¹⁴ = 4891214227 is a prime.

It is not a weakly prime, because it can be changed into another prime (4891230601) 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, 2445615305 + 2445615306.

It is an arithmetic number, because the mean of its divisors is an integer number (2445615306).

Almost surely, 2^4891230611 is an apocalyptic number.

4891230611 is a deficient number, since it is larger than the sum of its proper divisors (1).

4891230611 is an equidigital number, since it uses as much as digits as its factorization.

4891230611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 4891230611 is about 69937.3334564594. Note that the first 3 decimals coincide. The cubic root of 4891230611 is about 1697.4853954321.

The spelling of 4891230611 in words is "four billion, eight hundred ninety-one million, two hundred thirty thousand, six hundred eleven".