4449514543 has 2 divisors, whose sum is σ = 4449514544. Its totient is φ = 4449514542.

The previous prime is 4449514541. The next prime is 4449514577. The reversal of 4449514543 is 3454159444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4449514543 - 2¹ = 4449514541 is a prime.

Together with 4449514541, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4449514543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4449514541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2224757271 + 2224757272.

It is an arithmetic number, because the mean of its divisors is an integer number (2224757272).

Almost surely, 2^4449514543 is an apocalyptic number.

4449514543 is a deficient number, since it is larger than the sum of its proper divisors (1).

4449514543 is an equidigital number, since it uses as much as digits as its factorization.

4449514543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 691200, while the sum is 43.

The square root of 4449514543 is about 66704.6815673383. The cubic root of 4449514543 is about 1644.7663422156.

The spelling of 4449514543 in words is "four billion, four hundred forty-nine million, five hundred fourteen thousand, five hundred forty-three".