28110841907 has 2 divisors, whose sum is σ = 28110841908. Its totient is φ = 28110841906.

The previous prime is 28110841903. The next prime is 28110841999. The reversal of 28110841907 is 70914801182.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28110841907 - 2² = 28110841903 is a prime.

It is not a weakly prime, because it can be changed into another prime (28110841903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14055420953 + 14055420954.

It is an arithmetic number, because the mean of its divisors is an integer number (14055420954).

Almost surely, 2^28110841907 is an apocalyptic number.

28110841907 is a deficient number, since it is larger than the sum of its proper divisors (1).

28110841907 is an equidigital number, since it uses as much as digits as its factorization.

28110841907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 41.

The spelling of 28110841907 in words is "twenty-eight billion, one hundred ten million, eight hundred forty-one thousand, nine hundred seven".