140044421003 has 2 divisors, whose sum is σ = 140044421004. Its totient is φ = 140044421002.

The previous prime is 140044420973. The next prime is 140044421053. The reversal of 140044421003 is 300124440041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140044421003 - 2⁶ = 140044420939 is a prime.

It is a super-2 number, since 2×140044421003² (a number of 23 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 140044421003.

It is not a weakly prime, because it can be changed into another prime (140044421053) 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, 70022210501 + 70022210502.

It is an arithmetic number, because the mean of its divisors is an integer number (70022210502).

Almost surely, 2^140044421003 is an apocalyptic number.

140044421003 is a deficient number, since it is larger than the sum of its proper divisors (1).

140044421003 is an equidigital number, since it uses as much as digits as its factorization.

140044421003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 140044421003 its reverse (300124440041), we get a palindrome (440168861044).

The spelling of 140044421003 in words is "one hundred forty billion, forty-four million, four hundred twenty-one thousand, three".