1042331 has 2 divisors, whose sum is σ = 1042332.
Its totient is φ = 1042330.
The previous prime is 1042309. The next prime is 1042333. The reversal of 1042331 is 1332401.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1042331 - 26 = 1042267 is a prime.
It is a super-3 number, since 3×10423313 = 3397333782527852073, which contains 333 as substring. Note that it is a super-d number also for d = 2.
Together with 1042333, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (1042333) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521165 + 521166.
It is an arithmetic number, because the mean of its divisors is an integer number (521166).
21042331 is an apocalyptic number.
1042331 is a deficient number, since it is larger than the sum of its proper divisors (1).
1042331 is an equidigital number, since it uses as much as digits as its factorization.
1042331 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 1042331 is about 1020.9461298227.
The cubic root of 1042331 is about 101.3915785974.
Adding to 1042331 its reverse (1332401), we get a palindrome (2374732).
The spelling of 1042331 in words is "one million, forty-two thousand, three hundred thirty-one".