2173053734017 has 4 divisors (see below), whose sum is σ = 2173081164336. Its totient is φ = 2173026303700.

The previous prime is 2173053734009. The next prime is 2173053734023. The reversal of 2173053734017 is 7104373503712.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2173053734017 - 2³ = 2173053734009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2173053734717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13595983 + ... + 13754884.

It is an arithmetic number, because the mean of its divisors is an integer number (543270291084).

Almost surely, 2^{2173053734017} is an apocalyptic number.

It is an amenable number.

2173053734017 is a deficient number, since it is larger than the sum of its proper divisors (27430319).

2173053734017 is an equidigital number, since it uses as much as digits as its factorization.

2173053734017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27430318.

The product of its (nonzero) digits is 370440, while the sum is 43.

The spelling of 2173053734017 in words is "two trillion, one hundred seventy-three billion, fifty-three million, seven hundred thirty-four thousand, seventeen".