4851521611 has 2 divisors, whose sum is σ = 4851521612. Its totient is φ = 4851521610.

The previous prime is 4851521603. The next prime is 4851521627. The reversal of 4851521611 is 1161251584.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4851521611 - 2³ = 4851521603 is a prime.

It is not a weakly prime, because it can be changed into another prime (4851521641) 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, 2425760805 + 2425760806.

It is an arithmetic number, because the mean of its divisors is an integer number (2425760806).

Almost surely, 2^4851521611 is an apocalyptic number.

4851521611 is a deficient number, since it is larger than the sum of its proper divisors (1).

4851521611 is an equidigital number, since it uses as much as digits as its factorization.

4851521611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9600, while the sum is 34.

The square root of 4851521611 is about 69652.8650595221. The cubic root of 4851521611 is about 1692.8792824102.

The spelling of 4851521611 in words is "four billion, eight hundred fifty-one million, five hundred twenty-one thousand, six hundred eleven".