1023343 has 4 divisors (see below), whose sum is σ = 1029240. Its totient is φ = 1017448.

The previous prime is 1023329. The next prime is 1023353. The reversal of 1023343 is 3433201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3433201 = 17 ⋅201953.

It is a cyclic number.

It is not a de Polignac number, because 1023343 - 2⁵ = 1023311 is a prime.

It is a Duffinian number.

1023343 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023313) 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, 2680 + ... + 3037.

It is an arithmetic number, because the mean of its divisors is an integer number (257310).

2^1023343 is an apocalyptic number.

1023343 is a deficient number, since it is larger than the sum of its proper divisors (5897).

1023343 is an equidigital number, since it uses as much as digits as its factorization.

1023343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5896.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 1023343 is about 1011.6041716007. The cubic root of 1023343 is about 100.7721229180.

Adding to 1023343 its reverse (3433201), we get a palindrome (4456544).

The spelling of 1023343 in words is "one million, twenty-three thousand, three hundred forty-three".