1085322239 has 4 divisors (see below), whose sum is σ = 1087153056. Its totient is φ = 1083491424.

The previous prime is 1085322223. The next prime is 1085322241. The reversal of 1085322239 is 9322235801.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1085322239 - 2⁴ = 1085322223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1085322199 and 1085322208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1085322299) 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, 914519 + ... + 915704.

It is an arithmetic number, because the mean of its divisors is an integer number (271788264).

Almost surely, 2^1085322239 is an apocalyptic number.

1085322239 is a deficient number, since it is larger than the sum of its proper divisors (1830817).

1085322239 is an equidigital number, since it uses as much as digits as its factorization.

1085322239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1830816.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 1085322239 is about 32944.2292215192. The cubic root of 1085322239 is about 1027.6681590661.

The spelling of 1085322239 in words is "one billion, eighty-five million, three hundred twenty-two thousand, two hundred thirty-nine".