1179321320 has 32 divisors (see below), whose sum is σ = 2768843520. Its totient is φ = 451218240.

The previous prime is 1179321301. The next prime is 1179321329. The reversal of 1179321320 is 231239711.

It is not an unprimeable number, because it can be changed into a prime (1179321329) 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, 640016 + ... + 641855.

It is an arithmetic number, because the mean of its divisors is an integer number (86526360).

Almost surely, 2^1179321320 is an apocalyptic number.

1179321320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1179321320 is an abundant number, since it is smaller than the sum of its proper divisors (1589522200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1179321320 is a wasteful number, since it uses less digits than its factorization.

1179321320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281905 (or 1281901 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 1179321320 is about 34341.2480844829. The cubic root of 1179321320 is about 1056.5191743282.

The spelling of 1179321320 in words is "one billion, one hundred seventy-nine million, three hundred twenty-one thousand, three hundred twenty".