1110427 has 2 divisors, whose sum is σ = 1110428. Its totient is φ = 1110426.

The previous prime is 1110413. The next prime is 1110433. The reversal of 1110427 is 7240111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1110427 - 2¹⁹ = 586139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1110427.

It is not a weakly prime, because it can be changed into another prime (1110467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555213 + 555214.

It is an arithmetic number, because the mean of its divisors is an integer number (555214).

2^1110427 is an apocalyptic number.

1110427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110427 is an equidigital number, since it uses as much as digits as its factorization.

1110427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 1110427 is about 1053.7680010325. The cubic root of 1110427 is about 103.5531555782.

Adding to 1110427 its reverse (7240111), we get a palindrome (8350538).

The spelling of 1110427 in words is "one million, one hundred ten thousand, four hundred twenty-seven".