144613237543 has 4 divisors (see below), whose sum is σ = 146104095760. Its totient is φ = 143122379328.

The previous prime is 144613237519. The next prime is 144613237553. The reversal of 144613237543 is 345732316441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 345732316441 = 89 ⋅3884632769.

It is a cyclic number.

It is not a de Polignac number, because 144613237543 - 2⁵ = 144613237511 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 144613237543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144613237553) 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, 745428963 + ... + 745429156.

It is an arithmetic number, because the mean of its divisors is an integer number (36526023940).

Almost surely, 2^144613237543 is an apocalyptic number.

144613237543 is a deficient number, since it is larger than the sum of its proper divisors (1490858217).

144613237543 is an equidigital number, since it uses as much as digits as its factorization.

144613237543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1490858216.

The product of its digits is 725760, while the sum is 43.

The spelling of 144613237543 in words is "one hundred forty-four billion, six hundred thirteen million, two hundred thirty-seven thousand, five hundred forty-three".