5440124101 has 4 divisors (see below), whose sum is σ = 5452688332. Its totient is φ = 5427559872.

The previous prime is 5440124057. The next prime is 5440124111. The reversal of 5440124101 is 1014210445.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1014210445 = 5 ⋅202842089.

It can be written as a sum of positive squares in 2 ways, for example, as 713424100 + 4726700001 = 26710^2 + 68751^2 .

It is a cyclic number.

It is not a de Polignac number, because 5440124101 - 2²⁵ = 5406569669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5440124111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6281466 + ... + 6282331.

It is an arithmetic number, because the mean of its divisors is an integer number (1363172083).

Almost surely, 2^5440124101 is an apocalyptic number.

It is an amenable number.

5440124101 is a deficient number, since it is larger than the sum of its proper divisors (12564231).

5440124101 is a wasteful number, since it uses less digits than its factorization.

5440124101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12564230.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 5440124101 is about 73757.1969437559. The cubic root of 5440124101 is about 1758.7452425596.

Adding to 5440124101 its reverse (1014210445), we get a palindrome (6454334546).

The spelling of 5440124101 in words is "five billion, four hundred forty million, one hundred twenty-four thousand, one hundred one".