444337121 has 4 divisors (see below), whose sum is σ = 444717744. Its totient is φ = 443956500.

The previous prime is 444337111. The next prime is 444337129. The reversal of 444337121 is 121733444.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-444337121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444337129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188555 + ... + 190896.

It is an arithmetic number, because the mean of its divisors is an integer number (111179436).

Almost surely, 2^444337121 is an apocalyptic number.

It is an amenable number.

444337121 is a deficient number, since it is larger than the sum of its proper divisors (380623).

444337121 is a wasteful number, since it uses less digits than its factorization.

444337121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380622.

The product of its digits is 8064, while the sum is 29.

The square root of 444337121 is about 21079.3055151255. The cubic root of 444337121 is about 763.0813960861.

The spelling of 444337121 in words is "four hundred forty-four million, three hundred thirty-seven thousand, one hundred twenty-one".