110528921 has 2 divisors, whose sum is σ = 110528922. Its totient is φ = 110528920.

The previous prime is 110528893. The next prime is 110528927. The reversal of 110528921 is 129825011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90992521 + 19536400 = 9539^2 + 4420^2 .

It is a cyclic number.

It is not a de Polignac number, because 110528921 - 2²² = 106334617 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (110528927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55264460 + 55264461.

It is an arithmetic number, because the mean of its divisors is an integer number (55264461).

Almost surely, 2^110528921 is an apocalyptic number.

It is an amenable number.

110528921 is a deficient number, since it is larger than the sum of its proper divisors (1).

110528921 is an equidigital number, since it uses as much as digits as its factorization.

110528921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 29.

The square root of 110528921 is about 10513.2735625018. The cubic root of 110528921 is about 479.9087225163.

The spelling of 110528921 in words is "one hundred ten million, five hundred twenty-eight thousand, nine hundred twenty-one".