144431143 has 2 divisors, whose sum is σ = 144431144. Its totient is φ = 144431142.

The previous prime is 144431137. The next prime is 144431149. The reversal of 144431143 is 341134441.

144431143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (144431137) and next prime (144431149).

It is a cyclic number.

It is not a de Polignac number, because 144431143 - 2⁹ = 144430631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144431149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72215571 + 72215572.

It is an arithmetic number, because the mean of its divisors is an integer number (72215572).

Almost surely, 2^144431143 is an apocalyptic number.

144431143 is a deficient number, since it is larger than the sum of its proper divisors (1).

144431143 is an equidigital number, since it uses as much as digits as its factorization.

144431143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304, while the sum is 25.

The square root of 144431143 is about 12017.9508652682. The cubic root of 144431143 is about 524.6708661131.

Adding to 144431143 its reverse (341134441), we get a palindrome (485565584).

The spelling of 144431143 in words is "one hundred forty-four million, four hundred thirty-one thousand, one hundred forty-three".