1163320 has 32 divisors (see below), whose sum is σ = 2649600. Its totient is φ = 459648.

The previous prime is 1163311. The next prime is 1163329. The reversal of 1163320 is 233611.

It is an interprime number because it is at equal distance from previous prime (1163311) and next prime (1163329).

It is a junction number, because it is equal to n+sod(n) for n = 1163294 and 1163303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4966 + ... + 5194.

It is an arithmetic number, because the mean of its divisors is an integer number (82800).

2^1163320 is an apocalyptic number.

1163320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1163320 is an abundant number, since it is smaller than the sum of its proper divisors (1486280).

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

1163320 is a wasteful number, since it uses less digits than its factorization.

1163320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367 (or 363 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1163320 is about 1078.5731315029. The cubic root of 1163320 is about 105.1719028416.

Adding to 1163320 its reverse (233611), we get a palindrome (1396931).

The spelling of 1163320 in words is "one million, one hundred sixty-three thousand, three hundred twenty".