28083203 has 2 divisors, whose sum is σ = 28083204. Its totient is φ = 28083202.

The previous prime is 28083199. The next prime is 28083227. The reversal of 28083203 is 30238082.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28083203 - 2² = 28083199 is a prime.

It is not a weakly prime, because it can be changed into another prime (28083103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14041601 + 14041602.

It is an arithmetic number, because the mean of its divisors is an integer number (14041602).

Almost surely, 2^28083203 is an apocalyptic number.

28083203 is a deficient number, since it is larger than the sum of its proper divisors (1).

28083203 is an equidigital number, since it uses as much as digits as its factorization.

28083203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 28083203 is about 5299.3587347905. The cubic root of 28083203 is about 303.9593775071.

The spelling of 28083203 in words is "twenty-eight million, eighty-three thousand, two hundred three".