143470643 has 2 divisors, whose sum is σ = 143470644. Its totient is φ = 143470642.

The previous prime is 143470631. The next prime is 143470669. The reversal of 143470643 is 346074341.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 143470643 - 2¹⁶ = 143405107 is a prime.

It is not a weakly prime, because it can be changed into another prime (143470693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71735321 + 71735322.

It is an arithmetic number, because the mean of its divisors is an integer number (71735322).

Almost surely, 2^143470643 is an apocalyptic number.

143470643 is a deficient number, since it is larger than the sum of its proper divisors (1).

143470643 is an equidigital number, since it uses as much as digits as its factorization.

143470643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 143470643 is about 11977.9231505299. The cubic root of 143470643 is about 523.5052180831.

The spelling of 143470643 in words is "one hundred forty-three million, four hundred seventy thousand, six hundred forty-three".