4421307349 has 2 divisors, whose sum is σ = 4421307350. Its totient is φ = 4421307348.

The previous prime is 4421307347. The next prime is 4421307361. The reversal of 4421307349 is 9437031244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4235666724 + 185640625 = 65082^2 + 13625^2 .

It is a cyclic number.

It is not a de Polignac number, because 4421307349 - 2¹ = 4421307347 is a prime.

Together with 4421307347, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4421307347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2210653674 + 2210653675.

It is an arithmetic number, because the mean of its divisors is an integer number (2210653675).

Almost surely, 2^4421307349 is an apocalyptic number.

It is an amenable number.

4421307349 is a deficient number, since it is larger than the sum of its proper divisors (1).

4421307349 is an equidigital number, since it uses as much as digits as its factorization.

4421307349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 4421307349 is about 66492.9120207560. The cubic root of 4421307349 is about 1641.2833684657.

The spelling of 4421307349 in words is "four billion, four hundred twenty-one million, three hundred seven thousand, three hundred forty-nine".