875110121 has 2 divisors, whose sum is σ = 875110122. Its totient is φ = 875110120.

The previous prime is 875110111. The next prime is 875110123. The reversal of 875110121 is 121011578.

875110121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 808606096 + 66504025 = 28436^2 + 8155^2 .

It is a cyclic number.

It is not a de Polignac number, because 875110121 - 2²² = 870915817 is a prime.

Together with 875110123, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (875110123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437555060 + 437555061.

It is an arithmetic number, because the mean of its divisors is an integer number (437555061).

Almost surely, 2^875110121 is an apocalyptic number.

It is an amenable number.

875110121 is a deficient number, since it is larger than the sum of its proper divisors (1).

875110121 is an equidigital number, since it uses as much as digits as its factorization.

875110121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 560, while the sum is 26.

The square root of 875110121 is about 29582.2602415705. The cubic root of 875110121 is about 956.5057142544.

Adding to 875110121 its reverse (121011578), we get a palindrome (996121699).

The spelling of 875110121 in words is "eight hundred seventy-five million, one hundred ten thousand, one hundred twenty-one".