1232505203 has 4 divisors (see below), whose sum is σ = 1240777200. Its totient is φ = 1224233208.

The previous prime is 1232505199. The next prime is 1232505217. The reversal of 1232505203 is 3025052321.

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 1232505203 - 2² = 1232505199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1232505233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4135775 + ... + 4136072.

It is an arithmetic number, because the mean of its divisors is an integer number (310194300).

Almost surely, 2^1232505203 is an apocalyptic number.

1232505203 is a deficient number, since it is larger than the sum of its proper divisors (8271997).

1232505203 is an equidigital number, since it uses as much as digits as its factorization.

1232505203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8271996.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 1232505203 is about 35107.0534650802. The cubic root of 1232505203 is about 1072.1681958721.

Adding to 1232505203 its reverse (3025052321), we get a palindrome (4257557524).

The spelling of 1232505203 in words is "one billion, two hundred thirty-two million, five hundred five thousand, two hundred three".