1203130323 has 24 divisors (see below), whose sum is σ = 1779502608. Its totient is φ = 783078912.

The previous prime is 1203130321. The next prime is 1203130333. The reversal of 1203130323 is 3230313021.

It is not a de Polignac number, because 1203130323 - 2¹ = 1203130321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1203130296 and 1203130305.

It is not an unprimeable number, because it can be changed into a prime (1203130321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59311 + ... + 76967.

It is an arithmetic number, because the mean of its divisors is an integer number (74145942).

Almost surely, 2^1203130323 is an apocalyptic number.

1203130323 is a deficient number, since it is larger than the sum of its proper divisors (576372285).

1203130323 is a wasteful number, since it uses less digits than its factorization.

1203130323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17843 (or 17840 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 1203130323 is about 34686.1690447360. The cubic root of 1203130323 is about 1063.5817848132.

Adding to 1203130323 its reverse (3230313021), we get a palindrome (4433443344).

The spelling of 1203130323 in words is "one billion, two hundred three million, one hundred thirty thousand, three hundred twenty-three".