5440340141 has 2 divisors, whose sum is σ = 5440340142. Its totient is φ = 5440340140.

The previous prime is 5440340137. The next prime is 5440340179. The reversal of 5440340141 is 1410430445.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5341417225 + 98922916 = 73085^2 + 9946^2 .

It is a cyclic number.

It is not a de Polignac number, because 5440340141 - 2² = 5440340137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5440340141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5440340041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2720170070 + 2720170071.

It is an arithmetic number, because the mean of its divisors is an integer number (2720170071).

Almost surely, 2^5440340141 is an apocalyptic number.

It is an amenable number.

5440340141 is a deficient number, since it is larger than the sum of its proper divisors (1).

5440340141 is an equidigital number, since it uses as much as digits as its factorization.

5440340141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 5440340141 is about 73758.6614642647. The cubic root of 5440340141 is about 1758.7685235415.

Adding to 5440340141 its reverse (1410430445), we get a palindrome (6850770586).

The spelling of 5440340141 in words is "five billion, four hundred forty million, three hundred forty thousand, one hundred forty-one".