17345375121 has 8 divisors (see below), whose sum is σ = 23129531200. Its totient is φ = 11562401232.

The previous prime is 17345375119. The next prime is 17345375129. The reversal of 17345375121 is 12157354371.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 17345375121 - 2¹ = 17345375119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 17345375121.

It is not an unprimeable number, because it can be changed into a prime (17345375129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260725 + ... + 320418.

It is an arithmetic number, because the mean of its divisors is an integer number (2891191400).

Almost surely, 2^17345375121 is an apocalyptic number.

It is an amenable number.

17345375121 is a deficient number, since it is larger than the sum of its proper divisors (5784156079).

17345375121 is an equidigital number, since it uses as much as digits as its factorization.

17345375121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591095.

The product of its digits is 88200, while the sum is 39.

The spelling of 17345375121 in words is "seventeen billion, three hundred forty-five million, three hundred seventy-five thousand, one hundred twenty-one".