1106945 has 8 divisors (see below), whose sum is σ = 1518144. Its totient is φ = 759024.

The previous prime is 1106939. The next prime is 1106953. The reversal of 1106945 is 5496011.

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

It is not a de Polignac number, because 1106945 - 2⁶ = 1106881 is a prime.

It is a Duffinian number.

It is a Curzon 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, 15779 + ... + 15848.

It is an arithmetic number, because the mean of its divisors is an integer number (189768).

2^1106945 is an apocalyptic number.

It is an amenable number.

1106945 is a deficient number, since it is larger than the sum of its proper divisors (411199).

1106945 is an equidigital number, since it uses as much as digits as its factorization.

1106945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31639.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 1106945 is about 1052.1145374910. The cubic root of 1106945 is about 103.4448039767. Note that the first 3 decimals are identical.

The spelling of 1106945 in words is "one million, one hundred six thousand, nine hundred forty-five".