11522647 has 2 divisors, whose sum is σ = 11522648. Its totient is φ = 11522646.

The previous prime is 11522639. The next prime is 11522653. The reversal of 11522647 is 74622511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11522647 - 2³ = 11522639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11522627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5761323 + 5761324.

It is an arithmetic number, because the mean of its divisors is an integer number (5761324).

Almost surely, 2^11522647 is an apocalyptic number.

11522647 is a deficient number, since it is larger than the sum of its proper divisors (1).

11522647 is an equidigital number, since it uses as much as digits as its factorization.

11522647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3360, while the sum is 28.

The square root of 11522647 is about 3394.5024672255. The cubic root of 11522647 is about 225.8659436787.

The spelling of 11522647 in words is "eleven million, five hundred twenty-two thousand, six hundred forty-seven".