528822109 has 2 divisors, whose sum is σ = 528822110. Its totient is φ = 528822108.

The previous prime is 528822071. The next prime is 528822113. The reversal of 528822109 is 901228825.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 525418084 + 3404025 = 22922^2 + 1845^2 .

It is a cyclic number.

It is not a de Polignac number, because 528822109 - 2²⁷ = 394604381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (528822139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264411054 + 264411055.

It is an arithmetic number, because the mean of its divisors is an integer number (264411055).

Almost surely, 2^528822109 is an apocalyptic number.

It is an amenable number.

528822109 is a deficient number, since it is larger than the sum of its proper divisors (1).

528822109 is an equidigital number, since it uses as much as digits as its factorization.

528822109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 37.

The square root of 528822109 is about 22996.1324791801. The cubic root of 528822109 is about 808.6672739427.

The spelling of 528822109 in words is "five hundred twenty-eight million, eight hundred twenty-two thousand, one hundred nine".