1320340232 has 32 divisors (see below), whose sum is σ = 2527200000. Its totient is φ = 646506048.

The previous prime is 1320340183. The next prime is 1320340247. The reversal of 1320340232 is 2320430231.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121769 + ... + 132167.

It is an arithmetic number, because the mean of its divisors is an integer number (78975000).

Almost surely, 2^1320340232 is an apocalyptic number.

It is an amenable number.

1320340232 is a deficient number, since it is larger than the sum of its proper divisors (1206859768).

1320340232 is a wasteful number, since it uses less digits than its factorization.

1320340232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10733 (or 10729 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1320340232 is about 36336.4862362887. The cubic root of 1320340232 is about 1097.0555502035.

Adding to 1320340232 its reverse (2320430231), we get a palindrome (3640770463).

It can be divided in two parts, 13203 and 40232, that added together give a palindrome (53435).

The spelling of 1320340232 in words is "one billion, three hundred twenty million, three hundred forty thousand, two hundred thirty-two".