1042144043 has 2 divisors, whose sum is σ = 1042144044. Its totient is φ = 1042144042.

The previous prime is 1042144039. The next prime is 1042144097. The reversal of 1042144043 is 3404412401.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1042144043 - 2² = 1042144039 is a prime.

It is not a weakly prime, because it can be changed into another prime (1042144003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521072021 + 521072022.

It is an arithmetic number, because the mean of its divisors is an integer number (521072022).

Almost surely, 2^1042144043 is an apocalyptic number.

1042144043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042144043 is an equidigital number, since it uses as much as digits as its factorization.

1042144043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1042144043 is about 32282.2558536420. The cubic root of 1042144043 is about 1013.8551622415.

Adding to 1042144043 its reverse (3404412401), we get a palindrome (4446556444).

The spelling of 1042144043 in words is "one billion, forty-two million, one hundred forty-four thousand, forty-three".