44140003 has 8 divisors (see below), whose sum is σ = 45204480. Its totient is φ = 43080840.

The previous prime is 44139889. The next prime is 44140009. The reversal of 44140003 is 30004144.

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

It is a cyclic number.

It is not a de Polignac number, because 44140003 - 2¹⁷ = 44008931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44140009) 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, 19168 + ... + 21346.

It is an arithmetic number, because the mean of its divisors is an integer number (5650560).

Almost surely, 2^44140003 is an apocalyptic number.

44140003 is a deficient number, since it is larger than the sum of its proper divisors (1064477).

44140003 is a wasteful number, since it uses less digits than its factorization.

44140003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2657.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 44140003 is about 6643.7943225238. The cubic root of 44140003 is about 353.4088760000.

Adding to 44140003 its reverse (30004144), we get a palindrome (74144147).

The spelling of 44140003 in words is "forty-four million, one hundred forty thousand, three".