13560243 has 16 divisors (see below), whose sum is σ = 19113600. Its totient is φ = 8551368.

The previous prime is 13560229. The next prime is 13560251. The reversal of 13560243 is 34206531.

It is a happy number.

It is not a de Polignac number, because 13560243 - 2⁹ = 13559731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13560223) 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, 20248 + ... + 20906.

It is an arithmetic number, because the mean of its divisors is an integer number (1194600).

Almost surely, 2^13560243 is an apocalyptic number.

13560243 is a deficient number, since it is larger than the sum of its proper divisors (5553357).

13560243 is an frugal number, since it uses more digits than its factorization.

13560243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719 (or 681 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 13560243 is about 3682.4235226275. The cubic root of 13560243 is about 238.4638167049.

Adding to 13560243 its reverse (34206531), we get a palindrome (47766774).

It can be divided in two parts, 135 and 60243, that added together give a triangular number (60378 = T₃₄₇).

The spelling of 13560243 in words is "thirteen million, five hundred sixty thousand, two hundred forty-three".