827966863 has 2 divisors, whose sum is σ = 827966864. Its totient is φ = 827966862.

The previous prime is 827966851. The next prime is 827966873. The reversal of 827966863 is 368669728.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 827966863 - 2⁵ = 827966831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (827966873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 413983431 + 413983432.

It is an arithmetic number, because the mean of its divisors is an integer number (413983432).

Almost surely, 2^827966863 is an apocalyptic number.

827966863 is a deficient number, since it is larger than the sum of its proper divisors (1).

827966863 is an equidigital number, since it uses as much as digits as its factorization.

827966863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5225472, while the sum is 55.

The square root of 827966863 is about 28774.4133389371. The cubic root of 827966863 is about 939.0116603843.

The spelling of 827966863 in words is "eight hundred twenty-seven million, nine hundred sixty-six thousand, eight hundred sixty-three".