11424543 has 16 divisors (see below), whose sum is σ = 16466016. Its totient is φ = 7004160.

The previous prime is 11424503. The next prime is 11424551. The reversal of 11424543 is 34542411.

It is not a de Polignac number, because 11424543 - 2²² = 7230239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11424503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17503 + ... + 18143.

It is an arithmetic number, because the mean of its divisors is an integer number (1029126).

Almost surely, 2^11424543 is an apocalyptic number.

11424543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11424543 is a deficient number, since it is larger than the sum of its proper divisors (5041473).

11424543 is a wasteful number, since it uses less digits than its factorization.

11424543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114.

The product of its digits is 1920, while the sum is 24.

The square root of 11424543 is about 3380.0211537800. The cubic root of 11424543 is about 225.2231070918.

Adding to 11424543 its reverse (34542411), we get a palindrome (45966954).

The spelling of 11424543 in words is "eleven million, four hundred twenty-four thousand, five hundred forty-three".