143998039 has 2 divisors, whose sum is σ = 143998040. Its totient is φ = 143998038.

The previous prime is 143998037. The next prime is 143998081. The reversal of 143998039 is 930899341.

143998039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 143998039 - 2¹ = 143998037 is a prime.

Together with 143998037, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 143998039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143998033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71999019 + 71999020.

It is an arithmetic number, because the mean of its divisors is an integer number (71999020).

Almost surely, 2^143998039 is an apocalyptic number.

143998039 is a deficient number, since it is larger than the sum of its proper divisors (1).

143998039 is an equidigital number, since it uses as much as digits as its factorization.

143998039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 209952, while the sum is 46.

The square root of 143998039 is about 11999.9182913885. The cubic root of 143998039 is about 524.1458995375.

The spelling of 143998039 in words is "one hundred forty-three million, nine hundred ninety-eight thousand, thirty-nine".