2104440105 has 16 divisors (see below), whose sum is σ = 3367684800. Its totient is φ = 1122174528.

The previous prime is 2104440103. The next prime is 2104440127. The reversal of 2104440105 is 5010444012.

It is a happy number.

It is not a de Polignac number, because 2104440105 - 2¹ = 2104440103 is a prime.

It is a super-2 number, since 2×2104440105² = 8857336311064822050, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2104440103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137371 + ... + 151919.

It is an arithmetic number, because the mean of its divisors is an integer number (210480300).

Almost surely, 2^2104440105 is an apocalyptic number.

It is an amenable number.

2104440105 is a deficient number, since it is larger than the sum of its proper divisors (1263244695).

2104440105 is a wasteful number, since it uses less digits than its factorization.

2104440105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24200.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 2104440105 is about 45874.1768863486. The cubic root of 2104440105 is about 1281.4810544080.

Adding to 2104440105 its reverse (5010444012), we get a palindrome (7114884117).

The spelling of 2104440105 in words is "two billion, one hundred four million, four hundred forty thousand, one hundred five".