143978363 has 2 divisors, whose sum is σ = 143978364. Its totient is φ = 143978362.

The previous prime is 143978323. The next prime is 143978381. The reversal of 143978363 is 363879341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 143978363 - 2²² = 139784059 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (143978323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71989181 + 71989182.

It is an arithmetic number, because the mean of its divisors is an integer number (71989182).

Almost surely, 2^143978363 is an apocalyptic number.

143978363 is a deficient number, since it is larger than the sum of its proper divisors (1).

143978363 is an equidigital number, since it uses as much as digits as its factorization.

143978363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 44.

The square root of 143978363 is about 11999.0984244651. The cubic root of 143978363 is about 524.1220252205.

The spelling of 143978363 in words is "one hundred forty-three million, nine hundred seventy-eight thousand, three hundred sixty-three".