803159249 has 2 divisors, whose sum is σ = 803159250. Its totient is φ = 803159248.

The previous prime is 803159243. The next prime is 803159323. The reversal of 803159249 is 942951308.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 689587600 + 113571649 = 26260^2 + 10657^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-803159249 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (803159243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401579624 + 401579625.

It is an arithmetic number, because the mean of its divisors is an integer number (401579625).

Almost surely, 2^803159249 is an apocalyptic number.

It is an amenable number.

803159249 is a deficient number, since it is larger than the sum of its proper divisors (1).

803159249 is an equidigital number, since it uses as much as digits as its factorization.

803159249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 803159249 is about 28340.0643788965. The cubic root of 803159249 is about 929.5381562387.

The spelling of 803159249 in words is "eight hundred three million, one hundred fifty-nine thousand, two hundred forty-nine".