1323330131 has 8 divisors (see below), whose sum is σ = 1328860944. Its totient is φ = 1317808480.

The previous prime is 1323330121. The next prime is 1323330137. The reversal of 1323330131 is 1310333231.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1323330131 is a prime.

It is a super-2 number, since 2×1323330131² = 3502405271224954322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323330137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481421 + ... + 484161.

It is an arithmetic number, because the mean of its divisors is an integer number (166107618).

Almost surely, 2^1323330131 is an apocalyptic number.

1323330131 is a deficient number, since it is larger than the sum of its proper divisors (5530813).

1323330131 is a wasteful number, since it uses less digits than its factorization.

1323330131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4581.

The product of its (nonzero) digits is 486, while the sum is 20.

The square root of 1323330131 is about 36377.6048002064. The cubic root of 1323330131 is about 1097.8830168455.

Adding to 1323330131 its reverse (1310333231), we get a palindrome (2633663362).

The spelling of 1323330131 in words is "one billion, three hundred twenty-three million, three hundred thirty thousand, one hundred thirty-one".