11543016 has 16 divisors (see below), whose sum is σ = 28857600. Its totient is φ = 3847664.

The previous prime is 11543011. The next prime is 11543023. The reversal of 11543016 is 61034511.

It is a junction number, because it is equal to n+sod(n) for n = 11542983 and 11543001.

It is not an unprimeable number, because it can be changed into a prime (11543011) 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, 240456 + ... + 240503.

It is an arithmetic number, because the mean of its divisors is an integer number (1803600).

Almost surely, 2^11543016 is an apocalyptic number.

It is an amenable number.

11543016 is an abundant number, since it is smaller than the sum of its proper divisors (17314584).

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

11543016 is a wasteful number, since it uses less digits than its factorization.

11543016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480968 (or 480964 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 11543016 is about 3397.5014348783. The cubic root of 11543016 is about 225.9989557996.

Adding to 11543016 its reverse (61034511), we get a palindrome (72577527).

The spelling of 11543016 in words is "eleven million, five hundred forty-three thousand, sixteen".