11823247 has 2 divisors, whose sum is σ = 11823248. Its totient is φ = 11823246.

The previous prime is 11823241. The next prime is 11823257. The reversal of 11823247 is 74232811.

11823247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11823247 is a prime.

It is a Chen prime.

It is equal to p₇₇₇₂₀₅ and since 11823247 and 777205 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 (11823241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5911623 + 5911624.

It is an arithmetic number, because the mean of its divisors is an integer number (5911624).

Almost surely, 2^11823247 is an apocalyptic number.

11823247 is a deficient number, since it is larger than the sum of its proper divisors (1).

11823247 is an equidigital number, since it uses as much as digits as its factorization.

11823247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2688, while the sum is 28.

The square root of 11823247 is about 3438.4948742146. The cubic root of 11823247 is about 227.8132190914.

The spelling of 11823247 in words is "eleven million, eight hundred twenty-three thousand, two hundred forty-seven".