11229172 has 12 divisors (see below), whose sum is σ = 19751200. Its totient is φ = 5585976.

The previous prime is 11229151. The next prime is 11229173. The reversal of 11229172 is 27192211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11229173) 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, 6258 + ... + 7849.

Almost surely, 2^11229172 is an apocalyptic number.

It is an amenable number.

11229172 is a deficient number, since it is larger than the sum of its proper divisors (8522028).

11229172 is a wasteful number, since it uses less digits than its factorization.

11229172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14310 (or 14308 counting only the distinct ones).

The product of its digits is 504, while the sum is 25.

The square root of 11229172 is about 3350.9956729307. The cubic root of 11229172 is about 223.9318723514.

The spelling of 11229172 in words is "eleven million, two hundred twenty-nine thousand, one hundred seventy-two".