11543361 has 8 divisors (see below), whose sum is σ = 15424704. Its totient is φ = 7678800.

The previous prime is 11543353. The next prime is 11543381. The reversal of 11543361 is 16334511.

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

It is not a de Polignac number, because 11543361 - 2³ = 11543353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11543351) 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, 2490 + ... + 5411.

It is an arithmetic number, because the mean of its divisors is an integer number (1928088).

Almost surely, 2^11543361 is an apocalyptic number.

It is an amenable number.

11543361 is a deficient number, since it is larger than the sum of its proper divisors (3881343).

11543361 is an equidigital number, since it uses as much as digits as its factorization.

11543361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8391.

The product of its digits is 1080, while the sum is 24.

The square root of 11543361 is about 3397.5522071044. The cubic root of 11543361 is about 226.0012073447.

Adding to 11543361 its reverse (16334511), we get a palindrome (27877872).

The spelling of 11543361 in words is "eleven million, five hundred forty-three thousand, three hundred sixty-one".