11424247 has 2 divisors, whose sum is σ = 11424248. Its totient is φ = 11424246.

The previous prime is 11424241. The next prime is 11424251. The reversal of 11424247 is 74242411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11424247 - 2³ = 11424239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11424241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5712123 + 5712124.

It is an arithmetic number, because the mean of its divisors is an integer number (5712124).

Almost surely, 2^11424247 is an apocalyptic number.

11424247 is a deficient number, since it is larger than the sum of its proper divisors (1).

11424247 is an equidigital number, since it uses as much as digits as its factorization.

11424247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1792, while the sum is 25.

The square root of 11424247 is about 3379.9773667881. The cubic root of 11424247 is about 225.2211619632.

Adding to 11424247 its reverse (74242411), we get a palindrome (85666658).

The spelling of 11424247 in words is "eleven million, four hundred twenty-four thousand, two hundred forty-seven".