11543034 has 16 divisors (see below), whose sum is σ = 24444288. Its totient is φ = 3621312.

The previous prime is 11543027. The next prime is 11543039. The reversal of 11543034 is 43034511.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11543034.

It is not an unprimeable number, because it can be changed into a prime (11543039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56482 + ... + 56685.

It is an arithmetic number, because the mean of its divisors is an integer number (1527768).

Almost surely, 2^11543034 is an apocalyptic number.

11543034 is an abundant number, since it is smaller than the sum of its proper divisors (12901254).

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

11543034 is a wasteful number, since it uses less digits than its factorization.

11543034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113189.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 11543034 is about 3397.5040838828. The cubic root of 11543034 is about 225.9990732726. Note that the first 3 decimals are identical.

Adding to 11543034 its reverse (43034511), we get a palindrome (54577545).

The spelling of 11543034 in words is "eleven million, five hundred forty-three thousand, thirty-four".