5445440111 has 2 divisors, whose sum is σ = 5445440112. Its totient is φ = 5445440110.

The previous prime is 5445440107. The next prime is 5445440123. The reversal of 5445440111 is 1110445445.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5445440111 - 2² = 5445440107 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5445440101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2722720055 + 2722720056.

It is an arithmetic number, because the mean of its divisors is an integer number (2722720056).

Almost surely, 2^5445440111 is an apocalyptic number.

5445440111 is a deficient number, since it is larger than the sum of its proper divisors (1).

5445440111 is an equidigital number, since it uses as much as digits as its factorization.

5445440111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 5445440111 is about 73793.2253733363. The cubic root of 5445440111 is about 1759.3179294674.

Adding to 5445440111 its reverse (1110445445), we get a palindrome (6555885556).

The spelling of 5445440111 in words is "five billion, four hundred forty-five million, four hundred forty thousand, one hundred eleven".