1240027 has 2 divisors, whose sum is σ = 1240028. Its totient is φ = 1240026.

The previous prime is 1240021. The next prime is 1240039. The reversal of 1240027 is 7200421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1240027 - 2⁷ = 1239899 is a prime.

It is a plaindrome in base 13.

It is not a weakly prime, because it can be changed into another prime (1240021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620013 + 620014.

It is an arithmetic number, because the mean of its divisors is an integer number (620014).

2^1240027 is an apocalyptic number.

1240027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1240027 is an equidigital number, since it uses as much as digits as its factorization.

1240027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 1240027 is about 1113.5649958579. The cubic root of 1240027 is about 107.4344868540.

Adding to 1240027 its reverse (7200421), we get a palindrome (8440448).

The spelling of 1240027 in words is "one million, two hundred forty thousand, twenty-seven".