1231324303 has 8 divisors (see below), whose sum is σ = 1347325056. Its totient is φ = 1116000600.

The previous prime is 1231324301. The next prime is 1231324319. The reversal of 1231324303 is 3034231321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1231324303 - 2¹ = 1231324301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1231324301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165451 + ... + 172732.

It is an arithmetic number, because the mean of its divisors is an integer number (168415632).

Almost surely, 2^1231324303 is an apocalyptic number.

1231324303 is a deficient number, since it is larger than the sum of its proper divisors (116000753).

1231324303 is a wasteful number, since it uses less digits than its factorization.

1231324303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338525.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1231324303 is about 35090.2308769834. The cubic root of 1231324303 is about 1071.8256610076.

Adding to 1231324303 its reverse (3034231321), we get a palindrome (4265555624).

The spelling of 1231324303 in words is "one billion, two hundred thirty-one million, three hundred twenty-four thousand, three hundred three".