1323753203 has 2 divisors, whose sum is σ = 1323753204. Its totient is φ = 1323753202.

The previous prime is 1323753157. The next prime is 1323753239. The reversal of 1323753203 is 3023573231.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1323753203 is a prime.

It is not a weakly prime, because it can be changed into another prime (1323758203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661876601 + 661876602.

It is an arithmetic number, because the mean of its divisors is an integer number (661876602).

Almost surely, 2^1323753203 is an apocalyptic number.

1323753203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323753203 is an equidigital number, since it uses as much as digits as its factorization.

1323753203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 29.

The square root of 1323753203 is about 36383.4193417826. The cubic root of 1323753203 is about 1098.0000030414. Note that the first 5 decimals are identical.

The spelling of 1323753203 in words is "one billion, three hundred twenty-three million, seven hundred fifty-three thousand, two hundred three".