11543612 has 24 divisors (see below), whose sum is σ = 21800016. Its totient is φ = 5328128.

The previous prime is 11543603. The next prime is 11543617. The reversal of 11543612 is 21634511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11543617) 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, 2003 + ... + 5205.

It is an arithmetic number, because the mean of its divisors is an integer number (908334).

Almost surely, 2^11543612 is an apocalyptic number.

It is an amenable number.

11543612 is a deficient number, since it is larger than the sum of its proper divisors (10256404).

11543612 is a wasteful number, since it uses less digits than its factorization.

11543612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3277 (or 3275 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 11543612 is about 3397.5891452617. The cubic root of 11543612 is about 226.0028453971.

The spelling of 11543612 in words is "eleven million, five hundred forty-three thousand, six hundred twelve".