1140563 has 2 divisors, whose sum is σ = 1140564. Its totient is φ = 1140562.

The previous prime is 1140539. The next prime is 1140569. The reversal of 1140563 is 3650411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1140563 - 2¹⁰ = 1139539 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1140569) 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, 570281 + 570282.

It is an arithmetic number, because the mean of its divisors is an integer number (570282).

2^1140563 is an apocalyptic number.

1140563 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140563 is an equidigital number, since it uses as much as digits as its factorization.

1140563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1140563 is about 1067.9714415657. The cubic root of 1140563 is about 104.4815867682.

Adding to 1140563 its reverse (3650411), we get a palindrome (4790974).

The spelling of 1140563 in words is "one million, one hundred forty thousand, five hundred sixty-three".