1042343 has 4 divisors (see below), whose sum is σ = 1067808. Its totient is φ = 1016880.

The previous prime is 1042333. The next prime is 1042357. The reversal of 1042343 is 3432401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1042343 - 2⁸ = 1042087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12671 + ... + 12752.

It is an arithmetic number, because the mean of its divisors is an integer number (266952).

2^1042343 is an apocalyptic number.

1042343 is a deficient number, since it is larger than the sum of its proper divisors (25465).

1042343 is an equidigital number, since it uses as much as digits as its factorization.

1042343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25464.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 1042343 is about 1020.9520067075. The cubic root of 1042343 is about 101.3919676914.

Adding to 1042343 its reverse (3432401), we get a palindrome (4474744).

The spelling of 1042343 in words is "one million, forty-two thousand, three hundred forty-three".