1427927 has 2 divisors, whose sum is σ = 1427928. Its totient is φ = 1427926.

The previous prime is 1427917. The next prime is 1427957. The reversal of 1427927 is 7297241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1427927 - 2⁴ = 1427911 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1427893 and 1427902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1427917) 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, 713963 + 713964.

It is an arithmetic number, because the mean of its divisors is an integer number (713964).

2^1427927 is an apocalyptic number.

1427927 is a deficient number, since it is larger than the sum of its proper divisors (1).

1427927 is an equidigital number, since it uses as much as digits as its factorization.

1427927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7056, while the sum is 32.

The square root of 1427927 is about 1194.9589951124. The cubic root of 1427927 is about 112.6078504833.

The spelling of 1427927 in words is "one million, four hundred twenty-seven thousand, nine hundred twenty-seven".