1082139 has 8 divisors (see below), whose sum is σ = 1482000. Its totient is φ = 701856.

The previous prime is 1082129. The next prime is 1082141. The reversal of 1082139 is 9312801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1082139 - 2¹¹ = 1080091 is a prime.

1082139 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1082129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4764 + ... + 4985.

It is an arithmetic number, because the mean of its divisors is an integer number (185250).

2^1082139 is an apocalyptic number.

1082139 is a deficient number, since it is larger than the sum of its proper divisors (399861).

1082139 is an equidigital number, since it uses as much as digits as its factorization.

1082139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9789.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 1082139 is about 1040.2591023394. The cubic root of 1082139 is about 102.6662461799. Note that the first 3 decimals are identical.

It can be divided in two parts, 1082 and 139, that added together give a palindrome (1221).

The spelling of 1082139 in words is "one million, eighty-two thousand, one hundred thirty-nine".