144105135151423 has 4 divisors (see below), whose sum is σ = 144665855521920. Its totient is φ = 143544414780928.

The previous prime is 144105135151421. The next prime is 144105135151433. The reversal of 144105135151423 is 324151531501441.

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

It is a cyclic number.

It is not a de Polignac number, because 144105135151423 - 2¹ = 144105135151421 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 (144105135151421) 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, 280360184863 + ... + 280360185376.

It is an arithmetic number, because the mean of its divisors is an integer number (36166463880480).

Almost surely, 2^{144105135151423} is an apocalyptic number.

144105135151423 is a deficient number, since it is larger than the sum of its proper divisors (560720370497).

144105135151423 is an equidigital number, since it uses as much as digits as its factorization.

144105135151423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560720370496.

The product of its (nonzero) digits is 144000, while the sum is 40.

Adding to 144105135151423 its reverse (324151531501441), we get a palindrome (468256666652864).

The spelling of 144105135151423 in words is "one hundred forty-four trillion, one hundred five billion, one hundred thirty-five million, one hundred fifty-one thousand, four hundred twenty-three".