10989247 has 2 divisors, whose sum is σ = 10989248. Its totient is φ = 10989246.

The previous prime is 10989241. The next prime is 10989257. The reversal of 10989247 is 74298901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10989247 - 2¹⁹ = 10464959 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 (10989241) 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, 5494623 + 5494624.

It is an arithmetic number, because the mean of its divisors is an integer number (5494624).

Almost surely, 2^10989247 is an apocalyptic number.

10989247 is a deficient number, since it is larger than the sum of its proper divisors (1).

10989247 is an equidigital number, since it uses as much as digits as its factorization.

10989247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 10989247 is about 3315.0033182487. The cubic root of 10989247 is about 222.3255173762.

It can be divided in two parts, 10989 and 247, that added together give a square (11236 = 106²).

The spelling of 10989247 in words is "ten million, nine hundred eighty-nine thousand, two hundred forty-seven".