28430366983 has 2 divisors, whose sum is σ = 28430366984. Its totient is φ = 28430366982.

The previous prime is 28430366971. The next prime is 28430367001. The reversal of 28430366983 is 38966303482.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28430366983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28430366983.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28430366933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14215183491 + 14215183492.

It is an arithmetic number, because the mean of its divisors is an integer number (14215183492).

Almost surely, 2^28430366983 is an apocalyptic number.

28430366983 is a deficient number, since it is larger than the sum of its proper divisors (1).

28430366983 is an equidigital number, since it uses as much as digits as its factorization.

28430366983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4478976, while the sum is 52.

The spelling of 28430366983 in words is "twenty-eight billion, four hundred thirty million, three hundred sixty-six thousand, nine hundred eighty-three".