11228671 has 2 divisors, whose sum is σ = 11228672. Its totient is φ = 11228670.

The previous prime is 11228663. The next prime is 11228681. The reversal of 11228671 is 17682211.

It is a weak prime.

It is an emirp because it is prime and its reverse (17682211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11228671 - 2³ = 11228663 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11228611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5614335 + 5614336.

It is an arithmetic number, because the mean of its divisors is an integer number (5614336).

Almost surely, 2^11228671 is an apocalyptic number.

11228671 is a deficient number, since it is larger than the sum of its proper divisors (1).

11228671 is an equidigital number, since it uses as much as digits as its factorization.

11228671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1344, while the sum is 28.

The square root of 11228671 is about 3350.9209181955. The cubic root of 11228671 is about 223.9285419920.

The spelling of 11228671 in words is "eleven million, two hundred twenty-eight thousand, six hundred seventy-one".