527532521 has 2 divisors, whose sum is σ = 527532522. Its totient is φ = 527532520.

The previous prime is 527532493. The next prime is 527532547. The reversal of 527532521 is 125235725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 513656896 + 13875625 = 22664^2 + 3725^2 .

It is a cyclic number.

It is not a de Polignac number, because 527532521 - 2²⁶ = 460423657 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (527532571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263766260 + 263766261.

It is an arithmetic number, because the mean of its divisors is an integer number (263766261).

Almost surely, 2^527532521 is an apocalyptic number.

It is an amenable number.

527532521 is a deficient number, since it is larger than the sum of its proper divisors (1).

527532521 is an equidigital number, since it uses as much as digits as its factorization.

527532521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21000, while the sum is 32.

The square root of 527532521 is about 22968.0761275297. The cubic root of 527532521 is about 808.0093989896.

The spelling of 527532521 in words is "five hundred twenty-seven million, five hundred thirty-two thousand, five hundred twenty-one".