4044000121 has 8 divisors (see below), whose sum is σ = 4632695744. Its totient is φ = 3458049840.

The previous prime is 4044000061. The next prime is 4044000187. The reversal of 4044000121 is 1210004404.

4044000121 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 4044000121 - 2¹³ = 4043991929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4044000095 and 4044000104.

It is not an unprimeable number, because it can be changed into a prime (4044000221) 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, 683175 + ... + 689068.

It is an arithmetic number, because the mean of its divisors is an integer number (579086968).

Almost surely, 2^4044000121 is an apocalyptic number.

It is an amenable number.

4044000121 is a deficient number, since it is larger than the sum of its proper divisors (588695623).

4044000121 is a wasteful number, since it uses less digits than its factorization.

4044000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1372671.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 4044000121 is about 63592.4533337093. The cubic root of 4044000121 is about 1593.2003261297.

Adding to 4044000121 its reverse (1210004404), we get a palindrome (5254004525).

It can be divided in two parts, 4044000 and 121, that added together give a square (4044121 = 2011²).

The spelling of 4044000121 in words is "four billion, forty-four million, one hundred twenty-one", and thus it is an aban number.