1120945 has 8 divisors (see below), whose sum is σ = 1537344. Its totient is φ = 768624.

The previous prime is 1120939. The next prime is 1120957. The reversal of 1120945 is 5490211.

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 1120945 - 2⁵ = 1120913 is a prime.

It is a Duffinian number.

1120945 is a lucky 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, 15979 + ... + 16048.

It is an arithmetic number, because the mean of its divisors is an integer number (192168).

2^1120945 is an apocalyptic number.

It is an amenable number.

1120945 is a deficient number, since it is larger than the sum of its proper divisors (416399).

1120945 is an equidigital number, since it uses as much as digits as its factorization.

1120945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32039.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 1120945 is about 1058.7469008219. The cubic root of 1120945 is about 103.8790816055.

It can be divided in two parts, 11209 and 45, that multiplied together give a palindrome (504405).

The spelling of 1120945 in words is "one million, one hundred twenty thousand, nine hundred forty-five".