1223703 has 12 divisors (see below), whose sum is σ = 1903720. Its totient is φ = 752976.

The previous prime is 1223693. The next prime is 1223723. The reversal of 1223703 is 3073221.

It is not a de Polignac number, because 1223703 - 2⁴ = 1223687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223723) 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, 5113 + ... + 5346.

2^1223703 is an apocalyptic number.

1223703 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1223703 is a deficient number, since it is larger than the sum of its proper divisors (680017).

1223703 is a wasteful number, since it uses less digits than its factorization.

1223703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10478 (or 10475 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 1223703 is about 1106.2111010110. The cubic root of 1223703 is about 106.9609721700.

Adding to 1223703 its reverse (3073221), we get a palindrome (4296924).

The spelling of 1223703 in words is "one million, two hundred twenty-three thousand, seven hundred three".