143103312331489 has 2 divisors, whose sum is σ = 143103312331490. Its totient is φ = 143103312331488.

The previous prime is 143103312331423. The next prime is 143103312331493. The reversal of 143103312331489 is 984133213301341.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92065790488464 + 51037521843025 = 9595092^2 + 7144055^2 .

It is a cyclic number.

It is not a de Polignac number, because 143103312331489 - 2¹¹ = 143103312329441 is a prime.

It is not a weakly prime, because it can be changed into another prime (143103312331589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71551656165744 + 71551656165745.

It is an arithmetic number, because the mean of its divisors is an integer number (71551656165745).

Almost surely, 2^{143103312331489} is an apocalyptic number.

It is an amenable number.

143103312331489 is a deficient number, since it is larger than the sum of its proper divisors (1).

143103312331489 is an equidigital number, since it uses as much as digits as its factorization.

143103312331489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 143103312331489 in words is "one hundred forty-three trillion, one hundred three billion, three hundred twelve million, three hundred thirty-one thousand, four hundred eighty-nine".