28875903107 has 2 divisors, whose sum is σ = 28875903108. Its totient is φ = 28875903106.

The previous prime is 28875903059. The next prime is 28875903167. The reversal of 28875903107 is 70130957882.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28875903107 - 2²⁴ = 28859125891 is a prime.

It is not a weakly prime, because it can be changed into another prime (28875903167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14437951553 + 14437951554.

It is an arithmetic number, because the mean of its divisors is an integer number (14437951554).

Almost surely, 2^28875903107 is an apocalyptic number.

28875903107 is a deficient number, since it is larger than the sum of its proper divisors (1).

28875903107 is an equidigital number, since it uses as much as digits as its factorization.

28875903107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 50.

The spelling of 28875903107 in words is "twenty-eight billion, eight hundred seventy-five million, nine hundred three thousand, one hundred seven".