528823531 has 2 divisors, whose sum is σ = 528823532. Its totient is φ = 528823530.

The previous prime is 528823511. The next prime is 528823543. The reversal of 528823531 is 135328825.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 528823531 - 2¹⁷ = 528692459 is a prime.

It is a super-2 number, since 2×528823531² = 559308653878615922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (528823511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264411765 + 264411766.

It is an arithmetic number, because the mean of its divisors is an integer number (264411766).

Almost surely, 2^528823531 is an apocalyptic number.

528823531 is a deficient number, since it is larger than the sum of its proper divisors (1).

528823531 is an equidigital number, since it uses as much as digits as its factorization.

528823531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 37.

The square root of 528823531 is about 22996.1633974018. The cubic root of 528823531 is about 808.6679987761.

The spelling of 528823531 in words is "five hundred twenty-eight million, eight hundred twenty-three thousand, five hundred thirty-one".