1042043 has 2 divisors, whose sum is σ = 1042044. Its totient is φ = 1042042.

The previous prime is 1042039. The next prime is 1042081. The reversal of 1042043 is 3402401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1042043 - 2² = 1042039 is a prime.

It is a super-2 number, since 2×1042043² = 2171707227698, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1042243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521021 + 521022.

It is an arithmetic number, because the mean of its divisors is an integer number (521022).

2^1042043 is an apocalyptic number.

1042043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042043 is an equidigital number, since it uses as much as digits as its factorization.

1042043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 1042043 is about 1020.8050744388. The cubic root of 1042043 is about 101.3822394449.

Adding to 1042043 its reverse (3402401), we get a palindrome (4444444).

The spelling of 1042043 in words is "one million, forty-two thousand, forty-three".