1203873 has 12 divisors (see below), whose sum is σ = 1760304. Its totient is φ = 725800.

The previous prime is 1203863. The next prime is 1203887. The reversal of 1203873 is 3783021.

It is not a de Polignac number, because 1203873 - 2⁵ = 1203841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1203863) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6208 + ... + 6398.

It is an arithmetic number, because the mean of its divisors is an integer number (146692).

2^1203873 is an apocalyptic number.

It is an amenable number.

1203873 is a deficient number, since it is larger than the sum of its proper divisors (556431).

1203873 is an equidigital number, since it uses as much as digits as its factorization.

1203873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396 (or 205 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 1203873 is about 1097.2114654888. The cubic root of 1203873 is about 106.3800584954.

Adding to 1203873 its reverse (3783021), we get a palindrome (4986894).

It can be divided in two parts, 120 and 3873, that added together give a palindrome (3993).

The spelling of 1203873 in words is "one million, two hundred three thousand, eight hundred seventy-three".