11124513 has 8 divisors (see below), whose sum is σ = 16480800. Its totient is φ = 7416324.

The previous prime is 11124499. The next prime is 11124517. The reversal of 11124513 is 31542111.

It is not a de Polignac number, because 11124513 - 2⁴ = 11124497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11124517) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 205983 + ... + 206036.

It is an arithmetic number, because the mean of its divisors is an integer number (2060100).

Almost surely, 2^11124513 is an apocalyptic number.

It is an amenable number.

11124513 is a deficient number, since it is larger than the sum of its proper divisors (5356287).

11124513 is an equidigital number, since it uses as much as digits as its factorization.

11124513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412028 (or 412022 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 11124513 is about 3335.3430108461. The cubic root of 11124513 is about 223.2339973072.

Adding to 11124513 its reverse (31542111), we get a palindrome (42666624).

It can be divided in two parts, 1112 and 4513, that added together give a square (5625 = 75²).

The spelling of 11124513 in words is "eleven million, one hundred twenty-four thousand, five hundred thirteen".