2247109 has 2 divisors, whose sum is σ = 2247110. Its totient is φ = 2247108.

The previous prime is 2247103. The next prime is 2247127. The reversal of 2247109 is 9017422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1476225 + 770884 = 1215^2 + 878^2 .

It is a cyclic number.

It is not a de Polignac number, because 2247109 - 2³ = 2247101 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2247101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1123554 + 1123555.

It is an arithmetic number, because the mean of its divisors is an integer number (1123555).

2^2247109 is an apocalyptic number.

It is an amenable number.

2247109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2247109 is an equidigital number, since it uses as much as digits as its factorization.

2247109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 2247109 is about 1499.0360235832. The cubic root of 2247109 is about 130.9809229645.

The spelling of 2247109 in words is "two million, two hundred forty-seven thousand, one hundred nine".