803924243 has 2 divisors, whose sum is σ = 803924244. Its totient is φ = 803924242.

The previous prime is 803924239. The next prime is 803924279. The reversal of 803924243 is 342429308.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 803924243 - 2² = 803924239 is a prime.

It is not a weakly prime, because it can be changed into another prime (803921243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401962121 + 401962122.

It is an arithmetic number, because the mean of its divisors is an integer number (401962122).

Almost surely, 2^803924243 is an apocalyptic number.

803924243 is a deficient number, since it is larger than the sum of its proper divisors (1).

803924243 is an equidigital number, since it uses as much as digits as its factorization.

803924243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 803924243 is about 28353.5578543505. The cubic root of 803924243 is about 929.8331850953.

The spelling of 803924243 in words is "eight hundred three million, nine hundred twenty-four thousand, two hundred forty-three".