6240109 has 2 divisors, whose sum is σ = 6240110. Its totient is φ = 6240108.

The previous prime is 6240103. The next prime is 6240121. The reversal of 6240109 is 9010426.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5654884 + 585225 = 2378^2 + 765^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6240109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6240109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6240103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3120054 + 3120055.

It is an arithmetic number, because the mean of its divisors is an integer number (3120055).

Almost surely, 2^6240109 is an apocalyptic number.

It is an amenable number.

6240109 is a deficient number, since it is larger than the sum of its proper divisors (1).

6240109 is an equidigital number, since it uses as much as digits as its factorization.

6240109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 6240109 is about 2498.0210167250. The cubic root of 6240109 is about 184.1043536130.

The spelling of 6240109 in words is "six million, two hundred forty thousand, one hundred nine".