11229975 has 48 divisors (see below), whose sum is σ = 20951040. Its totient is φ = 5896800.

The previous prime is 11229973. The next prime is 11230031. The reversal of 11229975 is 57992211.

It is not a de Polignac number, because 11229975 - 2¹ = 11229973 is a prime.

It is a super-2 number, since 2×11229975² = 252224677001250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11229973) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 85660 + ... + 85790.

It is an arithmetic number, because the mean of its divisors is an integer number (436480).

Almost surely, 2^11229975 is an apocalyptic number.

11229975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11229975 is a deficient number, since it is larger than the sum of its proper divisors (9721065).

11229975 is a wasteful number, since it uses less digits than its factorization.

11229975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277 (or 266 counting only the distinct ones).

The product of its digits is 11340, while the sum is 36.

The square root of 11229975 is about 3351.1154859241. The cubic root of 11229975 is about 223.9372100263.

The spelling of 11229975 in words is "eleven million, two hundred twenty-nine thousand, nine hundred seventy-five".