1030342043 has 2 divisors, whose sum is σ = 1030342044. Its totient is φ = 1030342042.

The previous prime is 1030342031. The next prime is 1030342057. The reversal of 1030342043 is 3402430301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1030342043 - 2¹⁰ = 1030341019 is a prime.

It is not a weakly prime, because it can be changed into another prime (1030344043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515171021 + 515171022.

It is an arithmetic number, because the mean of its divisors is an integer number (515171022).

Almost surely, 2^1030342043 is an apocalyptic number.

1030342043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030342043 is an equidigital number, since it uses as much as digits as its factorization.

1030342043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1030342043 is about 32098.9414622975. The cubic root of 1030342043 is about 1010.0134112522.

Adding to 1030342043 its reverse (3402430301), we get a palindrome (4432772344).

The spelling of 1030342043 in words is "one billion, thirty million, three hundred forty-two thousand, forty-three".