1323168231 has 16 divisors (see below), whose sum is σ = 2199552768. Its totient is φ = 687360000.

The previous prime is 1323168199. The next prime is 1323168241. The reversal of 1323168231 is 1328613231.

It is not a de Polignac number, because 1323168231 - 2⁵ = 1323168199 is a prime.

It is a super-2 number, since 2×1323168231² = 3501548335055338722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323168241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2863770 + ... + 2864231.

It is an arithmetic number, because the mean of its divisors is an integer number (137472048).

Almost surely, 2^1323168231 is an apocalyptic number.

1323168231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1323168231 is a deficient number, since it is larger than the sum of its proper divisors (876384537).

1323168231 is a wasteful number, since it uses less digits than its factorization.

1323168231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5728022.

The product of its digits is 5184, while the sum is 30.

The square root of 1323168231 is about 36375.3794619383. The cubic root of 1323168231 is about 1097.8382423015.

The spelling of 1323168231 in words is "one billion, three hundred twenty-three million, one hundred sixty-eight thousand, two hundred thirty-one".