4449003149 has 2 divisors, whose sum is σ = 4449003150. Its totient is φ = 4449003148.

The previous prime is 4449003133. The next prime is 4449003151. The reversal of 4449003149 is 9413009444.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3409392100 + 1039611049 = 58390^2 + 32243^2 .

It is a cyclic number.

It is not a de Polignac number, because 4449003149 - 2⁴ = 4449003133 is a prime.

Together with 4449003151, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4449003199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2224501574 + 2224501575.

It is an arithmetic number, because the mean of its divisors is an integer number (2224501575).

Almost surely, 2^4449003149 is an apocalyptic number.

It is an amenable number.

4449003149 is a deficient number, since it is larger than the sum of its proper divisors (1).

4449003149 is an equidigital number, since it uses as much as digits as its factorization.

4449003149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 4449003149 is about 66700.8481880103. The cubic root of 4449003149 is about 1644.7033274112.

The spelling of 4449003149 in words is "four billion, four hundred forty-nine million, three thousand, one hundred forty-nine".