11543132 has 6 divisors (see below), whose sum is σ = 20200488. Its totient is φ = 5771564.

The previous prime is 11543123. The next prime is 11543143. The reversal of 11543132 is 23134511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1442888 + ... + 1442895.

It is an arithmetic number, because the mean of its divisors is an integer number (3366748).

Almost surely, 2^11543132 is an apocalyptic number.

It is an amenable number.

11543132 is a deficient number, since it is larger than the sum of its proper divisors (8657356).

11543132 is a wasteful number, since it uses less digits than its factorization.

11543132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2885787 (or 2885785 counting only the distinct ones).

The product of its digits is 360, while the sum is 20.

The square root of 11543132 is about 3397.5185062042. The cubic root of 11543132 is about 225.9997128459. Note that the first 3 decimals are identical.

Adding to 11543132 its reverse (23134511), we get a palindrome (34677643).

The spelling of 11543132 in words is "eleven million, five hundred forty-three thousand, one hundred thirty-two".