6605031073 has 4 divisors (see below), whose sum is σ = 6607985940. Its totient is φ = 6602076208.

The previous prime is 6605031071. The next prime is 6605031107. The reversal of 6605031073 is 3701305066.

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 3307630144 + 3297400929 = 57512^2 + 57423^2 .

It is a cyclic number.

It is not a de Polignac number, because 6605031073 - 2¹ = 6605031071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6605031071) 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, 1474078 + ... + 1478551.

It is an arithmetic number, because the mean of its divisors is an integer number (1651996485).

Almost surely, 2^6605031073 is an apocalyptic number.

It is an amenable number.

6605031073 is a deficient number, since it is larger than the sum of its proper divisors (2954867).

6605031073 is a wasteful number, since it uses less digits than its factorization.

6605031073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2954866.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 6605031073 is about 81271.3422615869. The cubic root of 6605031073 is about 1876.2539592250.

The spelling of 6605031073 in words is "six billion, six hundred five million, thirty-one thousand, seventy-three".