11982227 has 4 divisors (see below), whose sum is σ = 12237216. Its totient is φ = 11727240.

The previous prime is 11982221. The next prime is 11982233. The reversal of 11982227 is 72228911.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72228911 = 2473 ⋅29207.

It is an interprime number because it is at equal distance from previous prime (11982221) and next prime (11982233).

It is a cyclic number.

It is not a de Polignac number, because 11982227 - 2⁴ = 11982211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11982193 and 11982202.

It is not an unprimeable number, because it can be changed into a prime (11982221) 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, 127424 + ... + 127517.

It is an arithmetic number, because the mean of its divisors is an integer number (3059304).

Almost surely, 2^11982227 is an apocalyptic number.

11982227 is a deficient number, since it is larger than the sum of its proper divisors (254989).

11982227 is an equidigital number, since it uses as much as digits as its factorization.

11982227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254988.

The product of its digits is 4032, while the sum is 32.

The square root of 11982227 is about 3461.5353529901. The cubic root of 11982227 is about 228.8297648511.

The spelling of 11982227 in words is "eleven million, nine hundred eighty-two thousand, two hundred twenty-seven".