820532327 has 2 divisors, whose sum is σ = 820532328. Its totient is φ = 820532326.

The previous prime is 820532267. The next prime is 820532329. The reversal of 820532327 is 723235028.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 820532327 - 2⁶ = 820532263 is a prime.

Together with 820532329, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 820532293 and 820532302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (820532329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 410266163 + 410266164.

It is an arithmetic number, because the mean of its divisors is an integer number (410266164).

Almost surely, 2^820532327 is an apocalyptic number.

820532327 is a deficient number, since it is larger than the sum of its proper divisors (1).

820532327 is an equidigital number, since it uses as much as digits as its factorization.

820532327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 820532327 is about 28644.9354511404. The cubic root of 820532327 is about 936.1926603042.

The spelling of 820532327 in words is "eight hundred twenty million, five hundred thirty-two thousand, three hundred twenty-seven".