1120344143 has 2 divisors, whose sum is σ = 1120344144. Its totient is φ = 1120344142.

The previous prime is 1120344131. The next prime is 1120344161. The reversal of 1120344143 is 3414430211.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120344143 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 (1120344163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560172071 + 560172072.

It is an arithmetic number, because the mean of its divisors is an integer number (560172072).

Almost surely, 2^1120344143 is an apocalyptic number.

1120344143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120344143 is an equidigital number, since it uses as much as digits as its factorization.

1120344143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1120344143 is about 33471.5422859479. The cubic root of 1120344143 is about 1038.6051761739.

Adding to 1120344143 its reverse (3414430211), we get a palindrome (4534774354).

The spelling of 1120344143 in words is "one billion, one hundred twenty million, three hundred forty-four thousand, one hundred forty-three".