1140463 has 2 divisors, whose sum is σ = 1140464. Its totient is φ = 1140462.

The previous prime is 1140449. The next prime is 1140487. The reversal of 1140463 is 3640411.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1140463 - 2⁵ = 1140431 is a prime.

1140463 is a lucky number.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 1140463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140413) 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, 570231 + 570232.

It is an arithmetic number, because the mean of its divisors is an integer number (570232).

2^1140463 is an apocalyptic number.

1140463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140463 is an equidigital number, since it uses as much as digits as its factorization.

1140463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1140463 is about 1067.9246228082. The cubic root of 1140463 is about 104.4785331698.

Adding to 1140463 its reverse (3640411), we get a palindrome (4780874).

The spelling of 1140463 in words is "one million, one hundred forty thousand, four hundred sixty-three".