1042023 has 4 divisors (see below), whose sum is σ = 1389368. Its totient is φ = 694680.

The previous prime is 1042021. The next prime is 1042039. The reversal of 1042023 is 3202401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3202401 = 3 ⋅1067467.

It is not a de Polignac number, because 1042023 - 2¹ = 1042021 is a prime.

It is a D-number.

It is a Duffinian number.

1042023 is a lucky number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042021) 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, 173668 + ... + 173673.

It is an arithmetic number, because the mean of its divisors is an integer number (347342).

2^1042023 is an apocalyptic number.

1042023 is a deficient number, since it is larger than the sum of its proper divisors (347345).

1042023 is an equidigital number, since it uses as much as digits as its factorization.

1042023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347344.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1042023 is about 1020.7952782022. The cubic root of 1042023 is about 101.3815908288.

Adding to 1042023 its reverse (3202401), we get a palindrome (4244424).

The spelling of 1042023 in words is "one million, forty-two thousand, twenty-three".