803159243 has 2 divisors, whose sum is σ = 803159244. Its totient is φ = 803159242.

The previous prime is 803159239. The next prime is 803159249. The reversal of 803159243 is 342951308.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 803159243 - 2² = 803159239 is a prime.

It is not a weakly prime, because it can be changed into another prime (803159249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401579621 + 401579622.

It is an arithmetic number, because the mean of its divisors is an integer number (401579622).

Almost surely, 2^803159243 is an apocalyptic number.

803159243 is a deficient number, since it is larger than the sum of its proper divisors (1).

803159243 is an equidigital number, since it uses as much as digits as its factorization.

803159243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 803159243 is about 28340.0642730393. The cubic root of 803159243 is about 929.5381539240.

The spelling of 803159243 in words is "eight hundred three million, one hundred fifty-nine thousand, two hundred forty-three".