1140306 has 8 divisors (see below), whose sum is σ = 2280624. Its totient is φ = 380100.

The previous prime is 1140289. The next prime is 1140311. The reversal of 1140306 is 6030411.

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

1140306 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95020 + ... + 95031.

It is an arithmetic number, because the mean of its divisors is an integer number (285078).

2^1140306 is an apocalyptic number.

1140306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1140306 is a wasteful number, since it uses less digits than its factorization.

1140306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190056.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1140306 is about 1067.8511132176. The cubic root of 1140306 is about 104.4737386601.

Adding to 1140306 its reverse (6030411), we get a palindrome (7170717).

The spelling of 1140306 in words is "one million, one hundred forty thousand, three hundred six".