1120445 has 8 divisors (see below), whose sum is σ = 1403136. Its totient is φ = 857296.

The previous prime is 1120429. The next prime is 1120459. The reversal of 1120445 is 5440211.

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

It is a cyclic number.

It is not a de Polignac number, because 1120445 - 2⁴ = 1120429 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4757 + ... + 4986.

It is an arithmetic number, because the mean of its divisors is an integer number (175392).

2^1120445 is an apocalyptic number.

It is an amenable number.

1120445 is a deficient number, since it is larger than the sum of its proper divisors (282691).

1120445 is an equidigital number, since it uses as much as digits as its factorization.

1120445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9771.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 1120445 is about 1058.5107462846. The cubic root of 1120445 is about 103.8636341437.

Adding to 1120445 its reverse (5440211), we get a palindrome (6560656).

The spelling of 1120445 in words is "one million, one hundred twenty thousand, four hundred forty-five".