1444740340117 has 2 divisors, whose sum is σ = 1444740340118. Its totient is φ = 1444740340116.

The previous prime is 1444740340067. The next prime is 1444740340157. The reversal of 1444740340117 is 7110430474441.

It is a happy number.

It is an a-pointer prime, because the next prime (1444740340157) can be obtained adding 1444740340117 to its sum of digits (40).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 970699828081 + 474040512036 = 985241^2 + 688506^2 .

It is a cyclic number.

It is not a de Polignac number, because 1444740340117 - 2³¹ = 1442592856469 is a prime.

It is a super-2 number, since 2×1444740340117² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1444740340117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1444740340157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722370170058 + 722370170059.

It is an arithmetic number, because the mean of its divisors is an integer number (722370170059).

Almost surely, 2^{1444740340117} is an apocalyptic number.

It is an amenable number.

1444740340117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1444740340117 is an equidigital number, since it uses as much as digits as its factorization.

1444740340117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150528, while the sum is 40.

The spelling of 1444740340117 in words is "one trillion, four hundred forty-four billion, seven hundred forty million, three hundred forty thousand, one hundred seventeen".