1080203 has 4 divisors (see below), whose sum is σ = 1105368. Its totient is φ = 1055040.

The previous prime is 1080199. The next prime is 1080217. The reversal of 1080203 is 3020801.

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

It is a cyclic number.

It is not a de Polignac number, because 1080203 - 2² = 1080199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1080223) 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, 12518 + ... + 12603.

It is an arithmetic number, because the mean of its divisors is an integer number (276342).

2^1080203 is an apocalyptic number.

1080203 is a deficient number, since it is larger than the sum of its proper divisors (25165).

1080203 is an equidigital number, since it uses as much as digits as its factorization.

1080203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25164.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1080203 is about 1039.3281483728. The cubic root of 1080203 is about 102.6049846408.

The spelling of 1080203 in words is "one million, eighty thousand, two hundred three".