11224697249 has 4 divisors (see below), whose sum is σ = 11241132336. Its totient is φ = 11208262164.

The previous prime is 11224697243. The next prime is 11224697251. The reversal of 11224697249 is 94279642211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11224697249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11224697243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8216519 + ... + 8217884.

It is an arithmetic number, because the mean of its divisors is an integer number (2810283084).

Almost surely, 2^11224697249 is an apocalyptic number.

It is an amenable number.

11224697249 is a deficient number, since it is larger than the sum of its proper divisors (16435087).

11224697249 is an equidigital number, since it uses as much as digits as its factorization.

11224697249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16435086.

The product of its digits is 435456, while the sum is 47.

The spelling of 11224697249 in words is "eleven billion, two hundred twenty-four million, six hundred ninety-seven thousand, two hundred forty-nine".