4321949089 has 2 divisors, whose sum is σ = 4321949090. Its totient is φ = 4321949088.

The previous prime is 4321949087. The next prime is 4321949119. The reversal of 4321949089 is 9809491234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2574040225 + 1747908864 = 50735^2 + 41808^2 .

It is a cyclic number.

It is not a de Polignac number, because 4321949089 - 2¹ = 4321949087 is a prime.

Together with 4321949087, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4321949087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2160974544 + 2160974545.

It is an arithmetic number, because the mean of its divisors is an integer number (2160974545).

Almost surely, 2^4321949089 is an apocalyptic number.

It is an amenable number.

4321949089 is a deficient number, since it is larger than the sum of its proper divisors (1).

4321949089 is an equidigital number, since it uses as much as digits as its factorization.

4321949089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 559872, while the sum is 49.

The square root of 4321949089 is about 65741.5324509552. The cubic root of 4321949089 is about 1628.8954702367.

The spelling of 4321949089 in words is "four billion, three hundred twenty-one million, nine hundred forty-nine thousand, eighty-nine".