4259921089 has 2 divisors, whose sum is σ = 4259921090. Its totient is φ = 4259921088.

The previous prime is 4259921063. The next prime is 4259921117. The reversal of 4259921089 is 9801299524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2662560000 + 1597361089 = 51600^2 + 39967^2 .

It is a cyclic number.

It is not a de Polignac number, because 4259921089 - 2³¹ = 2112437441 is a prime.

It is not a weakly prime, because it can be changed into another prime (4259921189) 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, 2129960544 + 2129960545.

It is an arithmetic number, because the mean of its divisors is an integer number (2129960545).

Almost surely, 2^4259921089 is an apocalyptic number.

It is an amenable number.

4259921089 is a deficient number, since it is larger than the sum of its proper divisors (1).

4259921089 is an equidigital number, since it uses as much as digits as its factorization.

4259921089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 49.

The square root of 4259921089 is about 65268.0709765502. The cubic root of 4259921089 is about 1621.0653320149.

The spelling of 4259921089 in words is "four billion, two hundred fifty-nine million, nine hundred twenty-one thousand, eighty-nine".