6001609 has 2 divisors, whose sum is σ = 6001610. Its totient is φ = 6001608.

The previous prime is 6001601. The next prime is 6001613. The reversal of 6001609 is 9061006.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5405625 + 595984 = 2325^2 + 772^2 .

It is a cyclic number.

It is not a de Polignac number, because 6001609 - 2³ = 6001601 is a prime.

It is equal to p₄₁₂₉₅₁ and since 6001609 and 412951 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6001609.

It is not a weakly prime, because it can be changed into another prime (6001601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3000804 + 3000805.

It is an arithmetic number, because the mean of its divisors is an integer number (3000805).

Almost surely, 2^6001609 is an apocalyptic number.

It is an amenable number.

6001609 is a deficient number, since it is larger than the sum of its proper divisors (1).

6001609 is an equidigital number, since it uses as much as digits as its factorization.

6001609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 6001609 is about 2449.8181565169. The cubic root of 6001609 is about 181.7283008706.

It can be divided in two parts, 600 and 1609, that added together give a square (2209 = 47²).

The spelling of 6001609 in words is "six million, one thousand, six hundred nine".