11514220 has 12 divisors (see below), whose sum is σ = 24179904. Its totient is φ = 4605680.

The previous prime is 11514211. The next prime is 11514221. The reversal of 11514220 is 2241511.

It is a junction number, because it is equal to n+sod(n) for n = 11514194 and 11514203.

It is not an unprimeable number, because it can be changed into a prime (11514221) 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, 287836 + ... + 287875.

It is an arithmetic number, because the mean of its divisors is an integer number (2014992).

Almost surely, 2^11514220 is an apocalyptic number.

11514220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11514220 is an abundant number, since it is smaller than the sum of its proper divisors (12665684).

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

11514220 is a wasteful number, since it uses less digits than its factorization.

11514220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575720 (or 575718 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 11514220 is about 3393.2609684491. The cubic root of 11514220 is about 225.8108684719.

Adding to 11514220 its reverse (2241511), we get a palindrome (13755731).

The spelling of 11514220 in words is "eleven million, five hundred fourteen thousand, two hundred twenty".