1120055 has 4 divisors (see below), whose sum is σ = 1344072. Its totient is φ = 896040.

The previous prime is 1120051. The next prime is 1120073. The reversal of 1120055 is 5500211.

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

It is not a de Polignac number, because 1120055 - 2² = 1120051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120051) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 112001 + ... + 112010.

It is an arithmetic number, because the mean of its divisors is an integer number (336018).

2^1120055 is an apocalyptic number.

1120055 is a deficient number, since it is larger than the sum of its proper divisors (224017).

1120055 is an equidigital number, since it uses as much as digits as its factorization.

1120055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224016.

The product of its (nonzero) digits is 50, while the sum is 14.

The square root of 1120055 is about 1058.3265091644. The cubic root of 1120055 is about 103.8515819329.

Adding to 1120055 its reverse (5500211), we get a palindrome (6620266).

The spelling of 1120055 in words is "one million, one hundred twenty thousand, fifty-five".