6065217149 has 4 divisors (see below), whose sum is σ = 6083215164. Its totient is φ = 6047219136.

The previous prime is 6065217121. The next prime is 6065217157. The reversal of 6065217149 is 9417125606.

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 1477864249 + 4587352900 = 38443^2 + 67730^2 .

It is a cyclic number.

It is not a de Polignac number, because 6065217149 - 2⁸ = 6065216893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6065217199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8998502 + ... + 8999175.

It is an arithmetic number, because the mean of its divisors is an integer number (1520803791).

Almost surely, 2^6065217149 is an apocalyptic number.

It is an amenable number.

6065217149 is a deficient number, since it is larger than the sum of its proper divisors (17998015).

6065217149 is a wasteful number, since it uses less digits than its factorization.

6065217149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17998014.

The product of its (nonzero) digits is 90720, while the sum is 41.

The square root of 6065217149 is about 77879.5040366848. The cubic root of 6065217149 is about 1823.6806275825.

The spelling of 6065217149 in words is "six billion, sixty-five million, two hundred seventeen thousand, one hundred forty-nine".