11103247 has 2 divisors, whose sum is σ = 11103248. Its totient is φ = 11103246.

The previous prime is 11103217. The next prime is 11103263. The reversal of 11103247 is 74230111.

11103247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11103247 - 2⁷ = 11103119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11103217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551623 + 5551624.

It is an arithmetic number, because the mean of its divisors is an integer number (5551624).

Almost surely, 2^11103247 is an apocalyptic number.

11103247 is a deficient number, since it is larger than the sum of its proper divisors (1).

11103247 is an equidigital number, since it uses as much as digits as its factorization.

11103247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 11103247 is about 3332.1535078684. The cubic root of 11103247 is about 223.0916593180.

Adding to 11103247 its reverse (74230111), we get a palindrome (85333358).

The spelling of 11103247 in words is "eleven million, one hundred three thousand, two hundred forty-seven".