1320546163 has 8 divisors (see below), whose sum is σ = 1353257136. Its totient is φ = 1287859200.

The previous prime is 1320546131. The next prime is 1320546167. The reversal of 1320546163 is 3616450231.

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

It is not a de Polignac number, because 1320546163 - 2⁵ = 1320546131 is a prime.

It is a super-2 number, since 2×1320546163² = 3487684337228045138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320546167) 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, 163795 + ... + 171667.

It is an arithmetic number, because the mean of its divisors is an integer number (169157142).

Almost surely, 2^1320546163 is an apocalyptic number.

1320546163 is a deficient number, since it is larger than the sum of its proper divisors (32710973).

1320546163 is an equidigital number, since it uses as much as digits as its factorization.

1320546163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12005.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 1320546163 is about 36339.3197927534. The cubic root of 1320546163 is about 1097.1125824736.

Adding to 1320546163 its reverse (3616450231), we get a palindrome (4936996394).

The spelling of 1320546163 in words is "one billion, three hundred twenty million, five hundred forty-six thousand, one hundred sixty-three".