11224429 has 4 divisors (see below), whose sum is σ = 11240476. Its totient is φ = 11208384.

The previous prime is 11224373. The next prime is 11224439. The reversal of 11224429 is 92442211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4848804 + 6375625 = 2202^2 + 2525^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11224429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11224439) 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 3 ways as a sum of consecutive naturals, for example, 6924 + ... + 8389.

It is an arithmetic number, because the mean of its divisors is an integer number (2810119).

Almost surely, 2^11224429 is an apocalyptic number.

It is an amenable number.

11224429 is a deficient number, since it is larger than the sum of its proper divisors (16047).

11224429 is an equidigital number, since it uses as much as digits as its factorization.

11224429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16046.

The product of its digits is 1152, while the sum is 25.

The square root of 11224429 is about 3350.2878980768. The cubic root of 11224429 is about 223.9003396482.

It can be divided in two parts, 112244 and 29, that multiplied together give a triangular number (3255076 = T₂₅₅₁).

The spelling of 11224429 in words is "eleven million, two hundred twenty-four thousand, four hundred twenty-nine".