6112609 has 8 divisors (see below), whose sum is σ = 6232680. Its totient is φ = 5993856.

The previous prime is 6112597. The next prime is 6112643. The reversal of 6112609 is 9062116.

It can be written as a sum of positive squares in 4 ways, for example, as 1690000 + 4422609 = 1300^2 + 2103^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6112609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6112009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15199 + ... + 15595.

It is an arithmetic number, because the mean of its divisors is an integer number (779085).

Almost surely, 2^6112609 is an apocalyptic number.

It is an amenable number.

6112609 is a deficient number, since it is larger than the sum of its proper divisors (120071).

6112609 is a wasteful number, since it uses less digits than its factorization.

6112609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 6112609 is about 2472.3691067476. The cubic root of 6112609 is about 182.8418213713.

The spelling of 6112609 in words is "six million, one hundred twelve thousand, six hundred nine".