803563043 has 2 divisors, whose sum is σ = 803563044. Its totient is φ = 803563042.

The previous prime is 803562971. The next prime is 803563063. The reversal of 803563043 is 340365308.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 803563043 - 2¹² = 803558947 is a prime.

It is not a weakly prime, because it can be changed into another prime (803563063) 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, 401781521 + 401781522.

It is an arithmetic number, because the mean of its divisors is an integer number (401781522).

Almost surely, 2^803563043 is an apocalyptic number.

803563043 is a deficient number, since it is larger than the sum of its proper divisors (1).

803563043 is an equidigital number, since it uses as much as digits as its factorization.

803563043 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 32.

The square root of 803563043 is about 28347.1875677288. The cubic root of 803563043 is about 929.6939074368.

The spelling of 803563043 in words is "eight hundred three million, five hundred sixty-three thousand, forty-three".