1085138 has 8 divisors (see below), whose sum is σ = 1634688. Its totient is φ = 540244.

The previous prime is 1085137. The next prime is 1085141. The reversal of 1085138 is 8315801.

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

It is a super-3 number, since 3×1085138³ = 3833329674422544216, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1085131) 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, 506 + ... + 1557.

It is an arithmetic number, because the mean of its divisors is an integer number (204336).

2^1085138 is an apocalyptic number.

1085138 is a deficient number, since it is larger than the sum of its proper divisors (549550).

1085138 is a wasteful number, since it uses less digits than its factorization.

1085138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2328.

The product of its (nonzero) digits is 960, while the sum is 26.

The square root of 1085138 is about 1041.6995728136. The cubic root of 1085138 is about 102.7610005134.

The spelling of 1085138 in words is "one million, eighty-five thousand, one hundred thirty-eight".