4216619321 has 2 divisors, whose sum is σ = 4216619322. Its totient is φ = 4216619320.

The previous prime is 4216619317. The next prime is 4216619333. The reversal of 4216619321 is 1239166124.

4216619321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3908125225 + 308494096 = 62515^2 + 17564^2 .

It is a cyclic number.

It is not a de Polignac number, because 4216619321 - 2² = 4216619317 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4216619311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2108309660 + 2108309661.

It is an arithmetic number, because the mean of its divisors is an integer number (2108309661).

Almost surely, 2^4216619321 is an apocalyptic number.

It is an amenable number.

4216619321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4216619321 is an equidigital number, since it uses as much as digits as its factorization.

4216619321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 35.

The square root of 4216619321 is about 64935.5012377667. The cubic root of 4216619321 is about 1615.5539474935.

The spelling of 4216619321 in words is "four billion, two hundred sixteen million, six hundred nineteen thousand, three hundred twenty-one".