11649227 has 2 divisors, whose sum is σ = 11649228. Its totient is φ = 11649226.

The previous prime is 11649221. The next prime is 11649251. The reversal of 11649227 is 72294611.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11649227 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 11649193 and 11649202.

It is not a weakly prime, because it can be changed into another prime (11649221) 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 as a sum of consecutive naturals, namely, 5824613 + 5824614.

It is an arithmetic number, because the mean of its divisors is an integer number (5824614).

Almost surely, 2^11649227 is an apocalyptic number.

11649227 is a deficient number, since it is larger than the sum of its proper divisors (1).

11649227 is an equidigital number, since it uses as much as digits as its factorization.

11649227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 32.

The square root of 11649227 is about 3413.0963947712. The cubic root of 11649227 is about 226.6900036045.

The spelling of 11649227 in words is "eleven million, six hundred forty-nine thousand, two hundred twenty-seven".