6149309 has 2 divisors, whose sum is σ = 6149310. Its totient is φ = 6149308.

The previous prime is 6149287. The next prime is 6149317. The reversal of 6149309 is 9039416.

6149309 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4826809 + 1322500 = 2197^2 + 1150^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6149309 is a prime.

It is a super-3 number, since 3×6149309³ (a number of 21 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6149329) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3074654 + 3074655.

It is an arithmetic number, because the mean of its divisors is an integer number (3074655).

Almost surely, 2^6149309 is an apocalyptic number.

It is an amenable number.

6149309 is a deficient number, since it is larger than the sum of its proper divisors (1).

6149309 is an equidigital number, since it uses as much as digits as its factorization.

6149309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 6149309 is about 2479.7800305672. The cubic root of 6149309 is about 183.2070178563.

The spelling of 6149309 in words is "six million, one hundred forty-nine thousand, three hundred nine".