527879321 has 2 divisors, whose sum is σ = 527879322. Its totient is φ = 527879320.

The previous prime is 527879269. The next prime is 527879347. The reversal of 527879321 is 123978725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 463799296 + 64080025 = 21536^2 + 8005^2 .

It is a cyclic number.

It is not a de Polignac number, because 527879321 - 2¹⁸ = 527617177 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (527879351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263939660 + 263939661.

It is an arithmetic number, because the mean of its divisors is an integer number (263939661).

Almost surely, 2^527879321 is an apocalyptic number.

It is an amenable number.

527879321 is a deficient number, since it is larger than the sum of its proper divisors (1).

527879321 is an equidigital number, since it uses as much as digits as its factorization.

527879321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 44.

The square root of 527879321 is about 22975.6244964092. The cubic root of 527879321 is about 808.1864220582.

The spelling of 527879321 in words is "five hundred twenty-seven million, eight hundred seventy-nine thousand, three hundred twenty-one".