1080603 has 6 divisors (see below), whose sum is σ = 1560884. Its totient is φ = 720396.

The previous prime is 1080589. The next prime is 1080613. The reversal of 1080603 is 3060801.

It is not a de Polignac number, because 1080603 - 2⁶ = 1080539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1080613) 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 5 ways as a sum of consecutive naturals, for example, 60025 + ... + 60042.

2^1080603 is an apocalyptic number.

1080603 is a deficient number, since it is larger than the sum of its proper divisors (480281).

1080603 is a wasteful number, since it uses less digits than its factorization.

1080603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120073 (or 120070 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1080603 is about 1039.5205625672. The cubic root of 1080603 is about 102.6176479794.

The spelling of 1080603 in words is "one million, eighty thousand, six hundred three".