11047247 has 2 divisors, whose sum is σ = 11047248. Its totient is φ = 11047246.

The previous prime is 11047243. The next prime is 11047271. The reversal of 11047247 is 74274011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11047247 - 2² = 11047243 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 (11047241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5523623 + 5523624.

It is an arithmetic number, because the mean of its divisors is an integer number (5523624).

Almost surely, 2^11047247 is an apocalyptic number.

11047247 is a deficient number, since it is larger than the sum of its proper divisors (1).

11047247 is an equidigital number, since it uses as much as digits as its factorization.

11047247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 11047247 is about 3323.7399116056. The cubic root of 11047247 is about 222.7159675556.

The spelling of 11047247 in words is "eleven million, forty-seven thousand, two hundred forty-seven".