11313320 has 16 divisors (see below), whose sum is σ = 25455060. Its totient is φ = 4525312.

The previous prime is 11313311. The next prime is 11313329. The reversal of 11313320 is 2331311.

It is an interprime number because it is at equal distance from previous prime (11313311) and next prime (11313329).

It can be written as a sum of positive squares in 2 ways, for example, as 10797796 + 515524 = 3286^2 + 718^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11313295 and 11313304.

It is not an unprimeable number, because it can be changed into a prime (11313329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141377 + ... + 141456.

Almost surely, 2^11313320 is an apocalyptic number.

11313320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11313320 is an abundant number, since it is smaller than the sum of its proper divisors (14141740).

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

11313320 is a wasteful number, since it uses less digits than its factorization.

11313320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282844 (or 282840 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 11313320 is about 3363.5279097995. The cubic root of 11313320 is about 224.4898400337.

Adding to 11313320 its reverse (2331311), we get a palindrome (13644631).

Subtracting from 11313320 its reverse (2331311), we obtain a square (8982009 = 2997²).

The spelling of 11313320 in words is "eleven million, three hundred thirteen thousand, three hundred twenty".