1140000143 has 2 divisors, whose sum is σ = 1140000144. Its totient is φ = 1140000142.

The previous prime is 1140000101. The next prime is 1140000157. The reversal of 1140000143 is 3410000411.

It is a happy number.

It is an a-pointer prime, because the next prime (1140000157) can be obtained adding 1140000143 to its sum of digits (14).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1140000143 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140006143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570000071 + 570000072.

It is an arithmetic number, because the mean of its divisors is an integer number (570000072).

Almost surely, 2^1140000143 is an apocalyptic number.

1140000143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140000143 is an equidigital number, since it uses as much as digits as its factorization.

1140000143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1140000143 is about 33763.8881499154. Note that the first 3 decimals coincide. The cubic root of 1140000143 is about 1044.6439705019.

Adding to 1140000143 its reverse (3410000411), we get a palindrome (4550000554).

The spelling of 1140000143 in words is "one billion, one hundred forty million, one hundred forty-three", and thus it is an aban number.