1143302047 has 2 divisors, whose sum is σ = 1143302048. Its totient is φ = 1143302046.

The previous prime is 1143302011. The next prime is 1143302051. The reversal of 1143302047 is 7402033411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1143302047 - 2¹¹ = 1143299999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1143302747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571651023 + 571651024.

It is an arithmetic number, because the mean of its divisors is an integer number (571651024).

Almost surely, 2^1143302047 is an apocalyptic number.

1143302047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143302047 is an equidigital number, since it uses as much as digits as its factorization.

1143302047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 1143302047 is about 33812.7497698723. The cubic root of 1143302047 is about 1045.6515695707.

Adding to 1143302047 its reverse (7402033411), we get a palindrome (8545335458).

The spelling of 1143302047 in words is "one billion, one hundred forty-three million, three hundred two thousand, forty-seven".