827483977 has 2 divisors, whose sum is σ = 827483978. Its totient is φ = 827483976.

The previous prime is 827483963. The next prime is 827484013. The reversal of 827483977 is 779384728.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 827367696 + 116281 = 28764^2 + 341^2 .

It is a cyclic number.

It is not a de Polignac number, because 827483977 - 2²³ = 819095369 is a prime.

It is not a weakly prime, because it can be changed into another prime (827483957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 413741988 + 413741989.

It is an arithmetic number, because the mean of its divisors is an integer number (413741989).

Almost surely, 2^827483977 is an apocalyptic number.

It is an amenable number.

827483977 is a deficient number, since it is larger than the sum of its proper divisors (1).

827483977 is an equidigital number, since it uses as much as digits as its factorization.

827483977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4741632, while the sum is 55.

The square root of 827483977 is about 28766.0212229637. The cubic root of 827483977 is about 938.8290750723.

The spelling of 827483977 in words is "eight hundred twenty-seven million, four hundred eighty-three thousand, nine hundred seventy-seven".