44045111111 has 2 divisors, whose sum is σ = 44045111112. Its totient is φ = 44045111110.

The previous prime is 44045111063. The next prime is 44045111179. The reversal of 44045111111 is 11111154044.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44045111111 - 2¹⁴ = 44045094727 is a prime.

It is a Sophie Germain prime.

44045111111 is a modest number, since divided by 111111 gives 44045 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44045111911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22022555555 + 22022555556.

It is an arithmetic number, because the mean of its divisors is an integer number (22022555556).

Almost surely, 2^44045111111 is an apocalyptic number.

44045111111 is a deficient number, since it is larger than the sum of its proper divisors (1).

44045111111 is an equidigital number, since it uses as much as digits as its factorization.

44045111111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 320, while the sum is 23.

Adding to 44045111111 its reverse (11111154044), we get a palindrome (55156265155).

The spelling of 44045111111 in words is "forty-four billion, forty-five million, one hundred eleven thousand, one hundred eleven".