4441130729 has 8 divisors (see below), whose sum is σ = 5179161600. Its totient is φ = 3806683188.

The previous prime is 4441130723. The next prime is 4441130807. The reversal of 4441130729 is 9270311444.

It is a happy number.

It is not a de Polignac number, because 4441130729 - 2⁴ = 4441130713 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4441130723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6473609 + ... + 6474294.

It is an arithmetic number, because the mean of its divisors is an integer number (647395200).

Almost surely, 2^4441130729 is an apocalyptic number.

4441130729 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

4441130729 is a deficient number, since it is larger than the sum of its proper divisors (738030871).

4441130729 is an equidigital number, since it uses as much as digits as its factorization.

4441130729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12947924 (or 12947910 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 4441130729 is about 66641.8091666185. The cubic root of 4441130729 is about 1643.7326650400.

The spelling of 4441130729 in words is "four billion, four hundred forty-one million, one hundred thirty thousand, seven hundred twenty-nine".