11124545 has 16 divisors (see below), whose sum is σ = 14625360. Its totient is φ = 8085504.

The previous prime is 11124539. The next prime is 11124569. The reversal of 11124545 is 54542111.

It can be written as a sum of positive squares in 8 ways, for example, as 929296 + 10195249 = 964^2 + 3193^2 .

It is a cyclic number.

It is not a de Polignac number, because 11124545 - 2²² = 6930241 is a prime.

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 11124545.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209 + ... + 4721.

It is an arithmetic number, because the mean of its divisors is an integer number (914085).

Almost surely, 2^11124545 is an apocalyptic number.

It is an amenable number.

11124545 is a deficient number, since it is larger than the sum of its proper divisors (3500815).

11124545 is a wasteful number, since it uses less digits than its factorization.

11124545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4564.

The product of its digits is 800, while the sum is 23.

The square root of 11124545 is about 3335.3478079505. The cubic root of 11124545 is about 223.2342113534.

Adding to 11124545 its reverse (54542111), we get a palindrome (65666656).

The spelling of 11124545 in words is "eleven million, one hundred twenty-four thousand, five hundred forty-five".