1042303 has 4 divisors (see below), whose sum is σ = 1044568. Its totient is φ = 1040040.

The previous prime is 1042273. The next prime is 1042309. The reversal of 1042303 is 3032401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3032401 = 41 ⋅73961.

It is a cyclic number.

It is not a de Polignac number, because 1042303 - 2⁵ = 1042271 is a prime.

It is an Ulam number.

It is a Duffinian number.

1042303 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168 + ... + 1453.

It is an arithmetic number, because the mean of its divisors is an integer number (261142).

2^1042303 is an apocalyptic number.

1042303 is a deficient number, since it is larger than the sum of its proper divisors (2265).

1042303 is an equidigital number, since it uses as much as digits as its factorization.

1042303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2264.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 1042303 is about 1020.9324169601. The cubic root of 1042303 is about 101.3906706998.

Adding to 1042303 its reverse (3032401), we get a palindrome (4074704).

The spelling of 1042303 in words is "one million, forty-two thousand, three hundred three".