4446003121 has 8 divisors (see below), whose sum is σ = 5084000960. Its totient is φ = 3808718928.

The previous prime is 4446003119. The next prime is 4446003127. The reversal of 4446003121 is 1213006444.

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

It is not a de Polignac number, because 4446003121 - 2¹ = 4446003119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4446003127) 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, 164991 + ... + 190036.

It is an arithmetic number, because the mean of its divisors is an integer number (635500120).

Almost surely, 2^4446003121 is an apocalyptic number.

It is an amenable number.

4446003121 is a deficient number, since it is larger than the sum of its proper divisors (637997839).

4446003121 is a wasteful number, since it uses less digits than its factorization.

4446003121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356823.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 4446003121 is about 66678.3557160793. The cubic root of 4446003121 is about 1644.3335617699. Note that the first 3 decimals are identical.

Adding to 4446003121 its reverse (1213006444), we get a palindrome (5659009565).

The spelling of 4446003121 in words is "four billion, four hundred forty-six million, three thousand, one hundred twenty-one".