1140383 has 2 divisors, whose sum is σ = 1140384. Its totient is φ = 1140382.

The previous prime is 1140379. The next prime is 1140389. The reversal of 1140383 is 3830411.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1140383 - 2² = 1140379 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570191 + 570192.

It is an arithmetic number, because the mean of its divisors is an integer number (570192).

2^1140383 is an apocalyptic number.

1140383 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140383 is an equidigital number, since it uses as much as digits as its factorization.

1140383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1140383 is about 1067.8871663242. The cubic root of 1140383 is about 104.4760901625.

Adding to 1140383 its reverse (3830411), we get a palindrome (4970794).

The spelling of 1140383 in words is "one million, one hundred forty thousand, three hundred eighty-three".