143432243 has 2 divisors, whose sum is σ = 143432244. Its totient is φ = 143432242.

The previous prime is 143432153. The next prime is 143432249. The reversal of 143432243 is 342234341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 143432243 - 2⁸ = 143431987 is a prime.

It is a super-2 number, since 2×143432243² = 41145616664022098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (143432249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71716121 + 71716122.

It is an arithmetic number, because the mean of its divisors is an integer number (71716122).

Almost surely, 2^143432243 is an apocalyptic number.

143432243 is a deficient number, since it is larger than the sum of its proper divisors (1).

143432243 is an equidigital number, since it uses as much as digits as its factorization.

143432243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 26.

The square root of 143432243 is about 11976.3200942527. The cubic root of 143432243 is about 523.4585084248.

Adding to 143432243 its reverse (342234341), we get a palindrome (485666584).

The spelling of 143432243 in words is "one hundred forty-three million, four hundred thirty-two thousand, two hundred forty-three".