11229473 has 4 divisors (see below), whose sum is σ = 11278740. Its totient is φ = 11180208.

The previous prime is 11229461. The next prime is 11229509. The reversal of 11229473 is 37492211.

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 10804369 + 425104 = 3287^2 + 652^2 .

It is a cyclic number.

It is not a de Polignac number, because 11229473 - 2⁴ = 11229457 is a prime.

It is a super-2 number, since 2×11229473² = 252202127715458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11229403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24290 + ... + 24747.

It is an arithmetic number, because the mean of its divisors is an integer number (2819685).

Almost surely, 2^11229473 is an apocalyptic number.

It is an amenable number.

11229473 is a deficient number, since it is larger than the sum of its proper divisors (49267).

11229473 is an equidigital number, since it uses as much as digits as its factorization.

11229473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49266.

The product of its digits is 3024, while the sum is 29.

The square root of 11229473 is about 3351.0405846543. The cubic root of 11229473 is about 223.9338731784.

The spelling of 11229473 in words is "eleven million, two hundred twenty-nine thousand, four hundred seventy-three".