1027427 has 2 divisors, whose sum is σ = 1027428. Its totient is φ = 1027426.

The previous prime is 1027421. The next prime is 1027459. The reversal of 1027427 is 7247201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1027427 - 2¹⁸ = 765283 is a prime.

It is not a weakly prime, because it can be changed into another prime (1027421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513713 + 513714.

It is an arithmetic number, because the mean of its divisors is an integer number (513714).

2^1027427 is an apocalyptic number.

1027427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1027427 is an equidigital number, since it uses as much as digits as its factorization.

1027427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 784, while the sum is 23.

The square root of 1027427 is about 1013.6207377516. The cubic root of 1027427 is about 100.9060001808.

It can be divided in two parts, 10274 and 27, that added together give a palindrome (10301).

The spelling of 1027427 in words is "one million, twenty-seven thousand, four hundred twenty-seven".