4449148247 has 2 divisors, whose sum is σ = 4449148248. Its totient is φ = 4449148246.

The previous prime is 4449148219. The next prime is 4449148337. The reversal of 4449148247 is 7428419444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4449148247 - 2¹⁰ = 4449147223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4449148147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2224574123 + 2224574124.

It is an arithmetic number, because the mean of its divisors is an integer number (2224574124).

Almost surely, 2^4449148247 is an apocalyptic number.

4449148247 is a deficient number, since it is larger than the sum of its proper divisors (1).

4449148247 is an equidigital number, since it uses as much as digits as its factorization.

4449148247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1032192, while the sum is 47.

The square root of 4449148247 is about 66701.9358564652. The cubic root of 4449148247 is about 1644.7212071146.

The spelling of 4449148247 in words is "four billion, four hundred forty-nine million, one hundred forty-eight thousand, two hundred forty-seven".