44139003 has 8 divisors (see below), whose sum is σ = 58890000. Its totient is φ = 29407008.

The previous prime is 44138999. The next prime is 44139013. The reversal of 44139003 is 30093144.

44139003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44139003 - 2² = 44138999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44139013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2073 + ... + 9621.

It is an arithmetic number, because the mean of its divisors is an integer number (7361250).

Almost surely, 2^44139003 is an apocalyptic number.

44139003 is a deficient number, since it is larger than the sum of its proper divisors (14750997).

44139003 is a wasteful number, since it uses less digits than its factorization.

44139003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9501.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 44139003 is about 6643.7190638979. The cubic root of 44139003 is about 353.4062071319.

The spelling of 44139003 in words is "forty-four million, one hundred thirty-nine thousand, three".