11229863 has 2 divisors, whose sum is σ = 11229864. Its totient is φ = 11229862.

The previous prime is 11229853. The next prime is 11229947. The reversal of 11229863 is 36892211.

It is a weak prime.

It is an emirp because it is prime and its reverse (36892211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11229863 - 2⁴ = 11229847 is a prime.

It is a super-2 number, since 2×11229863² = 252219645997538, which contains 22 as substring.

It is equal to p₇₄₀₆₉₆ and since 11229863 and 740696 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11229853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5614931 + 5614932.

It is an arithmetic number, because the mean of its divisors is an integer number (5614932).

Almost surely, 2^11229863 is an apocalyptic number.

11229863 is a deficient number, since it is larger than the sum of its proper divisors (1).

11229863 is an equidigital number, since it uses as much as digits as its factorization.

11229863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 32.

The square root of 11229863 is about 3351.0987750289. The cubic root of 11229863 is about 223.9364655589.

The spelling of 11229863 in words is "eleven million, two hundred twenty-nine thousand, eight hundred sixty-three".