143241971 has 2 divisors, whose sum is σ = 143241972. Its totient is φ = 143241970.

The previous prime is 143241929. The next prime is 143242013. The reversal of 143241971 is 179142341.

143241971 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 (143241929) and next prime (143242013).

It is a cyclic number.

It is not a de Polignac number, because 143241971 - 2¹⁸ = 142979827 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (143241071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71620985 + 71620986.

It is an arithmetic number, because the mean of its divisors is an integer number (71620986).

Almost surely, 2^143241971 is an apocalyptic number.

143241971 is a deficient number, since it is larger than the sum of its proper divisors (1).

143241971 is an equidigital number, since it uses as much as digits as its factorization.

143241971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 32.

The square root of 143241971 is about 11968.3737825989. The cubic root of 143241971 is about 523.2269389873.

The spelling of 143241971 in words is "one hundred forty-three million, two hundred forty-one thousand, nine hundred seventy-one".