1444042043 has 2 divisors, whose sum is σ = 1444042044. Its totient is φ = 1444042042.

The previous prime is 1444042021. The next prime is 1444042121. The reversal of 1444042043 is 3402404441.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1444042043 - 2¹⁴ = 1444025659 is a prime.

It is a super-2 number, since 2×1444042043² = 4170514843903227698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1444042013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722021021 + 722021022.

It is an arithmetic number, because the mean of its divisors is an integer number (722021022).

Almost surely, 2^1444042043 is an apocalyptic number.

1444042043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1444042043 is an equidigital number, since it uses as much as digits as its factorization.

1444042043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 1444042043 is about 38000.5531933418. The cubic root of 1444042043 is about 1130.2988331746.

Adding to 1444042043 its reverse (3402404441), we get a palindrome (4846446484).

The spelling of 1444042043 in words is "one billion, four hundred forty-four million, forty-two thousand, forty-three".