1232531203 has 2 divisors, whose sum is σ = 1232531204. Its totient is φ = 1232531202.

The previous prime is 1232531189. The next prime is 1232531207. The reversal of 1232531203 is 3021352321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1232531203 - 2²⁵ = 1198976771 is a prime.

It is not a weakly prime, because it can be changed into another prime (1232531207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616265601 + 616265602.

It is an arithmetic number, because the mean of its divisors is an integer number (616265602).

Almost surely, 2^1232531203 is an apocalyptic number.

1232531203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232531203 is an equidigital number, since it uses as much as digits as its factorization.

1232531203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 1232531203 is about 35107.4237590855. The cubic root of 1232531203 is about 1072.1757350362.

Adding to 1232531203 its reverse (3021352321), we get a palindrome (4253883524).

The spelling of 1232531203 in words is "one billion, two hundred thirty-two million, five hundred thirty-one thousand, two hundred three".