1140304043 has 2 divisors, whose sum is σ = 1140304044. Its totient is φ = 1140304042.

The previous prime is 1140304037. The next prime is 1140304127. The reversal of 1140304043 is 3404030411.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1140304043 - 2⁶ = 1140303979 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1140300043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570152021 + 570152022.

It is an arithmetic number, because the mean of its divisors is an integer number (570152022).

Almost surely, 2^1140304043 is an apocalyptic number.

1140304043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140304043 is an equidigital number, since it uses as much as digits as its factorization.

1140304043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1140304043 is about 33768.3882203460. The cubic root of 1140304043 is about 1044.7367889396.

Adding to 1140304043 its reverse (3404030411), we get a palindrome (4544334454).

The spelling of 1140304043 in words is "one billion, one hundred forty million, three hundred four thousand, forty-three".