1120239 has 6 divisors (see below), whose sum is σ = 1618136. Its totient is φ = 746820.

The previous prime is 1120237. The next prime is 1120271. The reversal of 1120239 is 9320211.

It is a happy number.

It is not a de Polignac number, because 1120239 - 2¹ = 1120237 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62227 + ... + 62244.

2^1120239 is an apocalyptic number.

1120239 is a deficient number, since it is larger than the sum of its proper divisors (497897).

1120239 is a wasteful number, since it uses less digits than its factorization.

1120239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124477 (or 124474 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 1120239 is about 1058.4134352889. The cubic root of 1120239 is about 103.8572684527.

The spelling of 1120239 in words is "one million, one hundred twenty thousand, two hundred thirty-nine".