1140895 has 16 divisors (see below), whose sum is σ = 1608768. Its totient is φ = 760320.

The previous prime is 1140871. The next prime is 1140901. The reversal of 1140895 is 5980411.

It is a happy number.

It is not a de Polignac number, because 1140895 - 2⁵ = 1140863 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 855 + ... + 1735.

It is an arithmetic number, because the mean of its divisors is an integer number (100548).

2^1140895 is an apocalyptic number.

1140895 is a deficient number, since it is larger than the sum of its proper divisors (467873).

1140895 is an equidigital number, since it uses as much as digits as its factorization.

1140895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 1140895 is about 1068.1268651242. The cubic root of 1140895 is about 104.4917234351.

The spelling of 1140895 in words is "one million, one hundred forty thousand, eight hundred ninety-five".