1084138 has 8 divisors (see below), whose sum is σ = 1774080. Its totient is φ = 492780.

The previous prime is 1084133. The next prime is 1084147. The reversal of 1084138 is 8314801.

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

It is not an unprimeable number, because it can be changed into a prime (1084133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24618 + ... + 24661.

It is an arithmetic number, because the mean of its divisors is an integer number (221760).

2^1084138 is an apocalyptic number.

1084138 is a deficient number, since it is larger than the sum of its proper divisors (689942).

1084138 is a wasteful number, since it uses less digits than its factorization.

1084138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49292.

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 1084138 is about 1041.2194773438. The cubic root of 1084138 is about 102.7294246269.

Adding to 1084138 its reverse (8314801), we get a palindrome (9398939).

It can be divided in two parts, 10 and 84138, that added together give a palindrome (84148).

The spelling of 1084138 in words is "one million, eighty-four thousand, one hundred thirty-eight".