528949537 has 2 divisors, whose sum is σ = 528949538. Its totient is φ = 528949536.

The previous prime is 528949529. The next prime is 528949541. The reversal of 528949537 is 735949825.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 520934976 + 8014561 = 22824^2 + 2831^2 .

It is a cyclic number.

It is not a de Polignac number, because 528949537 - 2³ = 528949529 is a prime.

It is a super-2 number, since 2×528949537² = 559575225385028738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (528949567) 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, 264474768 + 264474769.

It is an arithmetic number, because the mean of its divisors is an integer number (264474769).

Almost surely, 2^528949537 is an apocalyptic number.

It is an amenable number.

528949537 is a deficient number, since it is larger than the sum of its proper divisors (1).

528949537 is an equidigital number, since it uses as much as digits as its factorization.

528949537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2721600, while the sum is 52.

The square root of 528949537 is about 22998.9029520975. The cubic root of 528949537 is about 808.7322224234.

The spelling of 528949537 in words is "five hundred twenty-eight million, nine hundred forty-nine thousand, five hundred thirty-seven".