6012309 has 12 divisors (see below), whose sum is σ = 8305856. Its totient is φ = 3868368.

The previous prime is 6012283. The next prime is 6012313. The reversal of 6012309 is 9032106.

It is not a de Polignac number, because 6012309 - 2¹¹ = 6010261 is a prime.

It is a super-2 number, since 2×6012309² = 72295719022962, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

6012309 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6012319) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1332 + ... + 3714.

Almost surely, 2^6012309 is an apocalyptic number.

It is an amenable number.

6012309 is a deficient number, since it is larger than the sum of its proper divisors (2293547).

6012309 is a wasteful number, since it uses less digits than its factorization.

6012309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2444 (or 2415 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 6012309 is about 2452.0010195756. The cubic root of 6012309 is about 181.8362351695.

The spelling of 6012309 in words is "six million, twelve thousand, three hundred nine".