11543234 has 4 divisors (see below), whose sum is σ = 17314854. Its totient is φ = 5771616.

The previous prime is 11543227. The next prime is 11543249. The reversal of 11543234 is 43234511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43234511 = 4357 ⋅9923.

It can be written as a sum of positive squares in only one way, i.e., 8392609 + 3150625 = 2897^2 + 1775^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2885807 + ... + 2885810.

Almost surely, 2^11543234 is an apocalyptic number.

11543234 is a deficient number, since it is larger than the sum of its proper divisors (5771620).

11543234 is an equidigital number, since it uses as much as digits as its factorization.

11543234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5771619.

The product of its digits is 1440, while the sum is 23.

The square root of 11543234 is about 3397.5335171268. The cubic root of 11543234 is about 226.0003785203. Note that the first 3 decimals are identical.

Adding to 11543234 its reverse (43234511), we get a palindrome (54777745).

The spelling of 11543234 in words is "eleven million, five hundred forty-three thousand, two hundred thirty-four".