28373003 has 2 divisors, whose sum is σ = 28373004. Its totient is φ = 28373002.

The previous prime is 28372999. The next prime is 28373039. The reversal of 28373003 is 30037382.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28373003 - 2² = 28372999 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (28373063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14186501 + 14186502.

It is an arithmetic number, because the mean of its divisors is an integer number (14186502).

Almost surely, 2^28373003 is an apocalyptic number.

28373003 is a deficient number, since it is larger than the sum of its proper divisors (1).

28373003 is an equidigital number, since it uses as much as digits as its factorization.

28373003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 28373003 is about 5326.6314871596. The cubic root of 28373003 is about 305.0013544686.

The spelling of 28373003 in words is "twenty-eight million, three hundred seventy-three thousand, three".