1203373 has 4 divisors (see below), whose sum is σ = 1205568. Its totient is φ = 1201180.

The previous prime is 1203361. The next prime is 1203421. The reversal of 1203373 is 3733021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1203373 - 2¹⁷ = 1072301 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1203373.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203343) 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, 540 + ... + 1642.

It is an arithmetic number, because the mean of its divisors is an integer number (301392).

2^1203373 is an apocalyptic number.

It is an amenable number.

1203373 is a deficient number, since it is larger than the sum of its proper divisors (2195).

1203373 is a wasteful number, since it uses less digits than its factorization.

1203373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2194.

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 1203373 is about 1096.9835914908. The cubic root of 1203373 is about 106.3653289809.

Adding to 1203373 its reverse (3733021), we get a palindrome (4936394).

The spelling of 1203373 in words is "one million, two hundred three thousand, three hundred seventy-three".