28076903 has 2 divisors, whose sum is σ = 28076904. Its totient is φ = 28076902.

The previous prime is 28076899. The next prime is 28076921. The reversal of 28076903 is 30967082.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28076903 - 2² = 28076899 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28076933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14038451 + 14038452.

It is an arithmetic number, because the mean of its divisors is an integer number (14038452).

Almost surely, 2^28076903 is an apocalyptic number.

28076903 is a deficient number, since it is larger than the sum of its proper divisors (1).

28076903 is an equidigital number, since it uses as much as digits as its factorization.

28076903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 28076903 is about 5298.7642899076. The cubic root of 28076903 is about 303.9366463952.

The spelling of 28076903 in words is "twenty-eight million, seventy-six thousand, nine hundred three".