6009145 has 4 divisors (see below), whose sum is σ = 7210980. Its totient is φ = 4807312.

The previous prime is 6009127. The next prime is 6009167. The reversal of 6009145 is 5419006.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3283344 + 2725801 = 1812^2 + 1651^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6009145 is a prime.

It is a super-2 number, since 2×6009145² = 72219647262050, which contains 22 as substring.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 600910 + ... + 600919.

It is an arithmetic number, because the mean of its divisors is an integer number (1802745).

Almost surely, 2^6009145 is an apocalyptic number.

It is an amenable number.

6009145 is a deficient number, since it is larger than the sum of its proper divisors (1201835).

6009145 is a wasteful number, since it uses less digits than its factorization.

6009145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201834.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 6009145 is about 2451.3557473366. The cubic root of 6009145 is about 181.8043322405.

The spelling of 6009145 in words is "six million, nine thousand, one hundred forty-five".