528325531 has 2 divisors, whose sum is σ = 528325532. Its totient is φ = 528325530.

The previous prime is 528325487. The next prime is 528325537. The reversal of 528325531 is 135523825.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 528325531 - 2¹⁵ = 528292763 is a prime.

It is a super-2 number, since 2×528325531² = 558255733412863922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (528325537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264162765 + 264162766.

It is an arithmetic number, because the mean of its divisors is an integer number (264162766).

Almost surely, 2^528325531 is an apocalyptic number.

528325531 is a deficient number, since it is larger than the sum of its proper divisors (1).

528325531 is an equidigital number, since it uses as much as digits as its factorization.

528325531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36000, while the sum is 34.

The square root of 528325531 is about 22985.3329538643. The cubic root of 528325531 is about 808.4140746594.

The spelling of 528325531 in words is "five hundred twenty-eight million, three hundred twenty-five thousand, five hundred thirty-one".