7009055173 has 4 divisors (see below), whose sum is σ = 7009227148. Its totient is φ = 7008883200.

The previous prime is 7009055159. The next prime is 7009055189. The reversal of 7009055173 is 3715509007.

It is a happy number.

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 6858821124 + 150234049 = 82818^2 + 12257^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7009055173 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 (7009055773) 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, 13573 + ... + 119173.

It is an arithmetic number, because the mean of its divisors is an integer number (1752306787).

Almost surely, 2^7009055173 is an apocalyptic number.

It is an amenable number.

7009055173 is a deficient number, since it is larger than the sum of its proper divisors (171975).

7009055173 is a wasteful number, since it uses less digits than its factorization.

7009055173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171974.

The product of its (nonzero) digits is 33075, while the sum is 37.

The square root of 7009055173 is about 83720.1001731364. The cubic root of 7009055173 is about 1913.7556808186.

The spelling of 7009055173 in words is "seven billion, nine million, fifty-five thousand, one hundred seventy-three".