1120853 has 4 divisors (see below), whose sum is σ = 1124748. Its totient is φ = 1116960.

The previous prime is 1120849. The next prime is 1120871. The reversal of 1120853 is 3580211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 418609 + 702244 = 647^2 + 838^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120853 - 2² = 1120849 is a prime.

It is a super-2 number, since 2×1120853² = 2512622895218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120883) 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, 1478 + ... + 2103.

It is an arithmetic number, because the mean of its divisors is an integer number (281187).

2^1120853 is an apocalyptic number.

It is an amenable number.

1120853 is a deficient number, since it is larger than the sum of its proper divisors (3895).

1120853 is an equidigital number, since it uses as much as digits as its factorization.

1120853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3894.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1120853 is about 1058.7034523416. The cubic root of 1120853 is about 103.8762396174.

The spelling of 1120853 in words is "one million, one hundred twenty thousand, eight hundred fifty-three".