11543245 has 16 divisors (see below), whose sum is σ = 15902208. Its totient is φ = 7879680.

The previous prime is 11543227. The next prime is 11543249. The reversal of 11543245 is 54234511.

It is a happy number.

It is not a de Polignac number, because 11543245 - 2¹¹ = 11541197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11543249) 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, 8877 + ... + 10093.

It is an arithmetic number, because the mean of its divisors is an integer number (993888).

Almost surely, 2^11543245 is an apocalyptic number.

It is an amenable number.

11543245 is a deficient number, since it is larger than the sum of its proper divisors (4358963).

11543245 is a wasteful number, since it uses less digits than its factorization.

11543245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500.

The product of its digits is 2400, while the sum is 25.

The square root of 11543245 is about 3397.5351359478. The cubic root of 11543245 is about 226.0004503084. Note that the first 3 decimals are identical.

Adding to 11543245 its reverse (54234511), we get a palindrome (65777756).

The spelling of 11543245 in words is "eleven million, five hundred forty-three thousand, two hundred forty-five".