1041239 has 2 divisors, whose sum is σ = 1041240. Its totient is φ = 1041238.

The previous prime is 1041223. The next prime is 1041241. The reversal of 1041239 is 9321401.

It is a strong prime.

It is an emirp because it is prime and its reverse (9321401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1041239 - 2⁴ = 1041223 is a prime.

Together with 1041241, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1041239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1041269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520619 + 520620.

It is an arithmetic number, because the mean of its divisors is an integer number (520620).

2^1041239 is an apocalyptic number.

1041239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1041239 is an equidigital number, since it uses as much as digits as its factorization.

1041239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1041239 is about 1020.4111916282. The cubic root of 1041239 is about 101.3561585336.

The spelling of 1041239 in words is "one million, forty-one thousand, two hundred thirty-nine".