827904127 has 2 divisors, whose sum is σ = 827904128. Its totient is φ = 827904126.

The previous prime is 827904109. The next prime is 827904137. The reversal of 827904127 is 721409728.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 827904127 - 2¹¹ = 827902079 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 827904127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (827904137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 413952063 + 413952064.

It is an arithmetic number, because the mean of its divisors is an integer number (413952064).

Almost surely, 2^827904127 is an apocalyptic number.

827904127 is a deficient number, since it is larger than the sum of its proper divisors (1).

827904127 is an equidigital number, since it uses as much as digits as its factorization.

827904127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 827904127 is about 28773.3231831153. The cubic root of 827904127 is about 938.9879431213.

The spelling of 827904127 in words is "eight hundred twenty-seven million, nine hundred four thousand, one hundred twenty-seven".