527942521 has 2 divisors, whose sum is σ = 527942522. Its totient is φ = 527942520.

The previous prime is 527942509. The next prime is 527942533. The reversal of 527942521 is 125249725.

It is a balanced prime because it is at equal distance from previous prime (527942509) and next prime (527942533).

It can be written as a sum of positive squares in only one way, i.e., 271590400 + 256352121 = 16480^2 + 16011^2 .

It is a cyclic number.

It is not a de Polignac number, because 527942521 - 2⁵ = 527942489 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (527942501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263971260 + 263971261.

It is an arithmetic number, because the mean of its divisors is an integer number (263971261).

Almost surely, 2^527942521 is an apocalyptic number.

It is an amenable number.

527942521 is a deficient number, since it is larger than the sum of its proper divisors (1).

527942521 is an equidigital number, since it uses as much as digits as its factorization.

527942521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 37.

The square root of 527942521 is about 22976.9998259129. Note that the first 3 decimals coincide. The cubic root of 527942521 is about 808.2186739648.

The spelling of 527942521 in words is "five hundred twenty-seven million, nine hundred forty-two thousand, five hundred twenty-one".