144040003344121 has 4 divisors (see below), whose sum is σ = 144040035259044. Its totient is φ = 144039971429200.

The previous prime is 144040003344101. The next prime is 144040003344137. The reversal of 144040003344121 is 121443300040441.

144040003344121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 136203721303225 + 7836282040896 = 11670635^2 + 2799336^2 .

It is a cyclic number.

It is not a de Polignac number, because 144040003344121 - 2¹¹ = 144040003342073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144040003344101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7796290 + ... + 18677851.

It is an arithmetic number, because the mean of its divisors is an integer number (36010008814761).

Almost surely, 2^{144040003344121} is an apocalyptic number.

It is an amenable number.

144040003344121 is a deficient number, since it is larger than the sum of its proper divisors (31914923).

144040003344121 is an equidigital number, since it uses as much as digits as its factorization.

144040003344121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31914922.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 144040003344121 its reverse (121443300040441), we get a palindrome (265483303384562).

The spelling of 144040003344121 in words is "one hundred forty-four trillion, forty billion, three million, three hundred forty-four thousand, one hundred twenty-one".