28243103099 has 2 divisors, whose sum is σ = 28243103100. Its totient is φ = 28243103098.

The previous prime is 28243103039. The next prime is 28243103111. The reversal of 28243103099 is 99030134282.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28243103099 is a prime.

It is not a weakly prime, because it can be changed into another prime (28243103039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14121551549 + 14121551550.

It is an arithmetic number, because the mean of its divisors is an integer number (14121551550).

Almost surely, 2^28243103099 is an apocalyptic number.

28243103099 is a deficient number, since it is larger than the sum of its proper divisors (1).

28243103099 is an equidigital number, since it uses as much as digits as its factorization.

28243103099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 41.

The spelling of 28243103099 in words is "twenty-eight billion, two hundred forty-three million, one hundred three thousand, ninety-nine".