528858997 has 2 divisors, whose sum is σ = 528858998. Its totient is φ = 528858996.

The previous prime is 528858991. The next prime is 528859003. The reversal of 528858997 is 799858825.

It is a balanced prime because it is at equal distance from previous prime (528858991) and next prime (528859003).

It can be written as a sum of positive squares in only one way, i.e., 434263921 + 94595076 = 20839^2 + 9726^2 .

It is a cyclic number.

It is not a de Polignac number, because 528858997 - 2²³ = 520470389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (528858991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264429498 + 264429499.

It is an arithmetic number, because the mean of its divisors is an integer number (264429499).

Almost surely, 2^528858997 is an apocalyptic number.

It is an amenable number.

528858997 is a deficient number, since it is larger than the sum of its proper divisors (1).

528858997 is an equidigital number, since it uses as much as digits as its factorization.

528858997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14515200, while the sum is 61.

The square root of 528858997 is about 22996.9345131041. The cubic root of 528858997 is about 808.6860763744.

The spelling of 528858997 in words is "five hundred twenty-eight million, eight hundred fifty-eight thousand, nine hundred ninety-seven".