4821701491 has 2 divisors, whose sum is σ = 4821701492. Its totient is φ = 4821701490.

The previous prime is 4821701453. The next prime is 4821701503. The reversal of 4821701491 is 1941071284.

4821701491 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4821701491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4821701491.

It is not a weakly prime, because it can be changed into another prime (4821701441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2410850745 + 2410850746.

It is an arithmetic number, because the mean of its divisors is an integer number (2410850746).

Almost surely, 2^4821701491 is an apocalyptic number.

4821701491 is a deficient number, since it is larger than the sum of its proper divisors (1).

4821701491 is an equidigital number, since it uses as much as digits as its factorization.

4821701491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 4821701491 is about 69438.4727006578. The cubic root of 4821701491 is about 1689.4036959991.

The spelling of 4821701491 in words is "four billion, eight hundred twenty-one million, seven hundred one thousand, four hundred ninety-one".